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SHARE CAPITAL- Additional information (Details) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 Months Ended | 12 Months Ended |  |  |  |  |  |  |  |  |
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Dec. 18, 2019 $ / shares | Dec. 16, 2019 USD ($) $ / shares shares | Dec. 16, 2019 CNY (¥) shares | Apr. 19, 2019 USD ($) shares | Apr. 19, 2019 CNY (¥) shares | Dec. 04, 2018 $ / shares | Nov. 29, 2018 USD ($) shares | Nov. 29, 2018 CNY (¥) shares | Jul. 18, 2017 USD ($) $ / shares shares | Apr. 04, 2017 shares | Apr. 03, 2017 USD ($) $ / shares | Jun. 28, 2016 $ / shares shares | Feb. 04, 2016 USD ($) $ / shares shares | Apr. 03, 2012 shares | Apr. 07, 2011 shares | Nov. 24, 2010 CNY (¥) shares | Sep. 01, 2010 shares | May 25, 2010 USD ($) $ / shares shares | May 25, 2010 CNY (¥) shares | May 24, 2010 shares | Nov. 20, 2009 CNY (¥) shares | Nov. 21, 2007 USD ($) $ / shares shares | Dec. 31, 2017 CNY (¥) shares | Dec. 31, 2019 CNY (¥) shares | Dec. 31, 2018 USD ($) $ / shares shares | Dec. 31, 2018 CNY (¥) shares | Dec. 31, 2017 CNY (¥) shares | Dec. 31, 2019 $ / shares | Dec. 31, 2019 CNY (¥) shares | Dec. 31, 2018 CNY (¥) shares | Dec. 31, 2016 CNY (¥) | Jun. 27, 2016 shares | Apr. 30, 2012 shares | Nov. 24, 2010 $ / shares | Nov. 20, 2009 $ / shares shares | Jun. 30, 2009 $ / shares | May 29, 2009 $ / shares
Disclosure Of SHARE CAPITAL [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares issued |  | 1,200,000 | 1,200,000 |  |  |  |  |  |  |  |  |  | 1,428,571 |  |  |  | 11,779,649 |  |  |  |  |  |  | 1,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Equity, Reverse Stock Split |  |  |  |  |  |  |  |  |  |  |  | 0.125 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exercise price, share options granted | $ / shares |  | $ 0.9375 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 7.50 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share issued price per share | $ / shares |  | $ 0.75 |  |  |  |  |  |  |  |  |  |  | $ 0.63 |  |  |  |  |  |  |  |  | $ 10.00 |  |  |  |  |  | $ 1.27 |  |  |  |  |  |  |  |  |
Number of shares outstanding |  |  |  |  |  |  |  |  |  |  |  | 2,700,000 |  |  |  |  | 14,553,949 |  |  |  |  | 3,200,000 | 3,851,485 |  |  |  | 3,851,485 |  | 7,306,985 | 5,678,703 |  | 21,900,000 |  |  |  |  |
Contingent shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3,000,000 |  |  |  |
Aggregate shares purchased |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 11,193,149 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchase Price of shares | ¥ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | ¥ 752,200,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares forfeited |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,600,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Warrant, Number of Securities Called by Warrants or Rights |  | 1,200,000 |  |  |  |  |  |  |  |  |  |  | 114,286 |  |  |  | 2,944,904 |  |  |  |  |  |  |  |  |  |  |  |  | 50,000 |  |  |  |  |  |  |
Gross Proceeds from pricing of public offering |  |  | ¥ 900,000 |  |  |  | $ 1,270,000 | ¥ 8,732,000 |  |  |  |  | $ 900,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from pricing of public offering |  |  |  |  |  |  | 1,070,000 | 7,332,000 |  |  |  |  | $ 785,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of gross proceeds of offering |  | 8.00% | 8.00% |  |  |  |  |  |  |  |  |  | 8.00% |  |  |  |  |  |  |  |  |  |  |  | 8.00% | 8.00% |  |  |  |  |  |  |  |  |  |  |
Payment of placement fee | $ |  | $ 72,000 |  |  |  |  |  |  |  |  |  |  | $ 71,999 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payment of non-accountable expense allowance | $ |  | $ 45,000 |  |  |  |  |  |  |  |  |  |  | $ 25,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of aggregate number of shares sold in offering |  | 5.00% | 5.00% |  |  |  |  |  |  |  |  |  | 8.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Minimum bid price | $ / shares |  |  |  |  |  |  |  |  |  |  |  | $ 1.00 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Closing bid price | $ / shares |  |  |  |  |  |  |  |  |  |  |  | $ 1.00 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair value of shares issued | ¥ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | ¥ 627,000 |  | ¥ 619,000 |  |  |  |  |  |  |  |  |  |  |
Proceeds from issue of ordinary shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 128,000,000,000 |  | ¥ 5,033,000 |  | ¥ 15,262,000 | ¥ 9,537,000 |  |  |  |  |  |  |  |  |  |
Equity | ¥ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | ¥ 694,736,000 |  |  |  | ¥ 694,736,000 |  | ¥ 272,893,000 | ¥ 276,018,000 | ¥ 772,449,000 |  |  |  |  |  |
Aggregate the number of share sale |  |  |  | 770,299 | 770,299 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 27,394 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchase price of per share | ¥ |  |  |  |  | ¥ 1.56 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from offering |  | $ 748,000 |  | $ 1,200,000 | 7,952,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commission and legal expenses |  |  |  |  |  |  | $ 203,600 | ¥ 1,400,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares issued |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,200,000 | 1,770,299 |  |  |  |  |  |  |
Aggregate of warrants |  |  |  |  |  |  | 500,000 | 500,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 94,862 | 56,919 | 56,919 |  |  |  |  |  |  |  |  |  |  |
Warrants exercise price per share | $ / shares |  | $ 0.82 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1.27 |  |  |  |  |  |  |  |  |
Legal and other expenses | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 45,000 |  |  |  |  |  |  |  |  |  |  |  |
Fair value of other than equity instrument warrant granted | ¥ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | ¥ 5,250,000 |  | ¥ 4,955,000 |  |  |  |  |  |  |  |  |  |  |
Shares issued |  | 1,200,000 | 1,200,000 |  |  |  |  |  |  |  |  |  | 1,428,571 |  |  |  | 11,779,649 |  |  |  |  |  |  | 1,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Purchase price | $ / shares |  | $ 0.75 |  |  |  |  |  |  |  |  |  |  | $ 0.63 |  |  |  |  |  |  |  |  | $ 10.00 |  |  |  |  |  | 1.27 |  |  |  |  |  |  |  |  |
Warrants sold |  | 1,200,000 |  |  |  |  |  |  |  |  |  |  | 114,286 |  |  |  | 2,944,904 |  |  |  |  |  |  |  |  |  |  |  |  | 50,000 |  |  |  |  |  |  |
Gross proceeds for sale of common shares and warrants |  |  | ¥ 900,000 |  |  |  | $ 1,270,000 | ¥ 8,732,000 |  |  |  |  | $ 900,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Warrants term | 5 years | 5 years | 5 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 years |  |  |  |  |  |  |  |  |  |  |  |  |
Warrants exercisable term |  | 6 months | 6 months |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net proceeds for sale of common shares and warrants after deducting certain fees due to the placement agent and the Company's estimated transaction expenses |  | $ 748,000 |  | $ 1,200,000 | ¥ 7,952,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payment of placement fee | $ |  | 72,000 |  |  |  |  |  |  |  |  |  |  | 71,999 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum other expenses of the Placement Agent | $ |  | $ 45,000 |  |  |  |  |  |  |  |  |  |  | $ 25,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair value of the warrants granted to investors and placement agent | ¥ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | ¥ 5,250,000 |  | ¥ 4,955,000 |  |  |  |  |  |  |  |  |  |  |
Authorised capital [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure Of SHARE CAPITAL [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Par value per share | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.001 |  |  | $ 0.008 |  |  |  |  |  |  |  |  |
Convertible note [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure Of SHARE CAPITAL [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional amount | $ |  |  |  |  |  |  |  |  |  |  | $ 631,579 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of discount on convertible note |  |  |  |  |  |  |  |  |  |  | 5.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, original amount | $ |  |  |  |  |  |  |  |  |  |  | $ 600,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of weighted average price |  |  |  |  |  |  |  |  |  |  | 85.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Floor price of share | $ / shares |  |  |  |  |  |  |  |  |  |  | $ 1.00 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Conversion of Stock, Shares Converted |  |  |  |  |  |  |  |  |  | 369,626 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Warrant [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure Of SHARE CAPITAL [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exercise price, share options granted | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1.00 |  |  |  | $ 1.00 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from exercise of options | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 2,750,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregate shares purchased |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 996,051 | 996,051 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchase Price of shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 996,051 | ¥ 6,803,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of warrants issued |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,750,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class A Warrant [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure Of SHARE CAPITAL [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exercise price, share options granted | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.63 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Warrant, Number of Securities Called by Warrants or Rights |  |  |  |  |  |  |  |  |  |  |  |  | 1,428,571 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Warrants sold |  |  |  |  |  |  |  |  |  |  |  |  | 1,428,571 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class B Warrant [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure Of SHARE CAPITAL [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exercise price, share options granted | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.78 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Warrant, Number of Securities Called by Warrants or Rights |  |  |  |  |  |  |  |  |  |  |  |  | 1,428,571 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Warrants sold |  |  |  |  |  |  |  |  |  |  |  |  | 1,428,571 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
IPO [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure Of SHARE CAPITAL [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares issued |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 12,800,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares issued |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 12,800,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Over-Allotment Option [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure Of SHARE CAPITAL [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares issued |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 800,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Par value per share | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.001 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares issued |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 800,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
underwritten public offering [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure Of SHARE CAPITAL [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares issued |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3,350,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share issued price per share | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 7.75 |  |  |
Gross proceeds from issuing shares | ¥ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | ¥ 172,700,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from issuing shares | ¥ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | ¥ 159,600,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares issued |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3,350,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchase price | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 7.75 |  |  |
Private Placement [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure Of SHARE CAPITAL [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares issued |  |  |  |  |  |  |  |  | 633,526 |  |  |  |  |  |  |  |  |  |  |  |  |  | 27,394 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share issued price per share | $ / shares |  |  |  |  |  |  |  |  | $ 1.36 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from issuing shares | $ |  |  |  |  |  |  |  |  | $ 861,595 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair value of shares issued | ¥ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | ¥ 294,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Shares issued |  |  |  |  |  |  |  |  | 633,526 |  |  |  |  |  |  |  |  |  |  |  |  |  | 27,394 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchase price | $ / shares |  |  |  |  |  |  |  |  | $ 1.36 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Bottom of range [member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure Of SHARE CAPITAL [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exercise price, share options granted | $ / shares | $ 0.82 |  |  |  |  | $ 1.27 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Bottom of range [member] | Convertible note [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure Of SHARE CAPITAL [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument conversion price per share | $ / shares |  |  |  |  |  |  |  |  |  |  | 1.1828 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Top of range [member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure Of SHARE CAPITAL [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exercise price, share options granted | $ / shares | $ 0.9375 |  |  |  |  | $ 1.5875 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1.5875 |  |  |  |  |  |  |  |  |  |  |  |
Top of range [member] | Convertible note [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure Of SHARE CAPITAL [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument conversion price per share | $ / shares |  |  |  |  |  |  |  |  |  |  | $ 1.9355 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Mr. Wong Kung Tok [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure Of SHARE CAPITAL [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares issued |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,176,836 | 1,794,800 |  |  |  |  | 1,214,127 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Par value per share | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1.00 |
Shares issued |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,176,836 | 1,794,800 |  |  |  |  | 1,214,127 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Success Winner Limited [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure Of SHARE CAPITAL [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares outstanding |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 8,950,171 |  |
Contingent shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 8,185,763 |  |
Business combination, consideration, exchange price of share | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 10.00 |  |
Business combination, consideration, number of outstanding shares acquired |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5,743,320 |  |
Success Winner Limited [Member] | Released based on earnings [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure Of SHARE CAPITAL [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingent shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5,185,763 |  |
Success Winner Limited [Member] | Released based on share price targets [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure Of SHARE CAPITAL [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingent shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3,000,000 |  |
Success Winner Limited [Member] | Mr. Wong Kung Tok [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure Of SHARE CAPITAL [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Par value per share | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1

X
- Definition The number of warrants aggregate issues. + References No definition available. + Details
Name: | cccl_AggregateOfWarrants
Namespace Prefix: | cccl_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of shares purchased. + References No definition available. + Details
Name: | cccl_AggregateSharesPurchased
Namespace Prefix: | cccl_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition disclosure of number of share sale. + References No definition available. + Details
Name: | cccl_AggregateTheNumberOfShareSale
Namespace Prefix: | cccl_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

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- Definition Represents the number of outstanding shares that are acquired by acquirer. + References No definition available. + Details
Name: | cccl_BusinessCombinationConsiderationNumberOfOutstandingSharesAcquired
Namespace Prefix: | cccl_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Price of a single share of a number of saleable stocks paid or offered to be paid in a business combination. + References No definition available. + Details
Name: | cccl_BusinessCombinationconsiderationExchangePriceOfShare
Namespace Prefix: | cccl_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition The element represents the closing bid price of the share. + References No definition available. + Details
Name: | cccl_ClosingBidPrice
Namespace Prefix: | cccl_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount related to its commission and legal expense. + References No definition available. + Details
Name: | cccl_CommissionAndLegalExpenses
Namespace Prefix: | cccl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The element represents the number of contingent shares. + References No definition available. + Details
Name: | cccl_ContingentShares
Namespace Prefix: | cccl_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition The price per share of the conversion feature embedded in the debt instrument. + References No definition available. + Details
Name: | cccl_DebtInstrumentConversionPricePerShare
Namespace Prefix: | cccl_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition The element represents the original amount of debt. + References No definition available. + Details
Name: | cccl_DebtInstrumentOriginalAmount
Namespace Prefix: | cccl_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- References No definition available. + Details
Name: | cccl_DisclosureOfShareCapitalLineItems
Namespace Prefix: | cccl_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Description of the reverse stock split arrangement. + References No definition available. + Details
Name: | cccl_EquityReverseStockSplit
Namespace Prefix: | cccl_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The element represents the fair value of shares. + References No definition available. + Details
Name: | cccl_FairValueOfSharesIssued
Namespace Prefix: | cccl_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The fair value of warrant granted. + References No definition available. + Details
Name: | cccl_FairvalueOfOtherthanEquityinstrumentWarrantGranted
Namespace Prefix: | cccl_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The element represents the floor price of share. + References No definition available. + Details
Name: | cccl_FloorPriceOfShare
Namespace Prefix: | cccl_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition The cash inflow from issuing shares but before deducting underwriters commissions and discounts and estimated transaction expenses. + References No definition available. + Details
Name: | cccl_GrossProceedsFromIssuingShares
Namespace Prefix: | cccl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The element represents the gross proceeds from pricing of public offering. + References No definition available. + Details
Name: | cccl_GrossProceedsFromPricingOfPublicOffering
Namespace Prefix: | cccl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The number of shares converted in a noncash (or part noncash) transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References No definition available. + Details
Name: | cccl_IfrsConversionOfStockSharesConverted
Namespace Prefix: | cccl_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition disclosure of legal and other expenses. + References No definition available. + Details
Name: | cccl_LegalAndOtherExpenses
Namespace Prefix: | cccl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The element represents the minimum bid price of the share. + References No definition available. + Details
Name: | cccl_MinimumBidPrice
Namespace Prefix: | cccl_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of shares (or other type of equity) forfeited during the period. + References No definition available. + Details
Name: | cccl_NumberOfSharesForfeited
Namespace Prefix: | cccl_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of shares issued during the period. + References No definition available. + Details
Name: | cccl_NumberOfSharesIssue
Namespace Prefix: | cccl_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of warrants issued during the period. + References No definition available. + Details
Name: | cccl_NumberOfWarrantsIssued
Namespace Prefix: | cccl_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of non-accountable expense paid to placement agent. + References No definition available. + Details
Name: | cccl_PaymentOfNonaccountableExpenseAllowance
Namespace Prefix: | cccl_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of placement fee paid in cash. + References No definition available. + Details
Name: | cccl_PaymentOfPlacementFee
Namespace Prefix: | cccl_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The element represents the percentage of aggregate number of shares sold in offering. + References No definition available. + Details
Name: | cccl_PercentageOfAggregateNumberOfSharesSoldInOffering
Namespace Prefix: | cccl_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The discount on convertible note represented in percentage. + References No definition available. + Details
Name: | cccl_PercentageOfDiscountOnConvertibleNote
Namespace Prefix: | cccl_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The element represents the percentage of gross proceeds from offering. + References No definition available. + Details
Name: | cccl_PercentageOfGrossProceedsOfOffering
Namespace Prefix: | cccl_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The percentage showing weighted average price. + References No definition available. + Details
Name: | cccl_PercentageOfWeightedAveragePrice
Namespace Prefix: | cccl_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Cash inflow from offering. + References No definition available. + Details
Name: | cccl_ProceedsFromOffering
Namespace Prefix: | cccl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The element represents the net proceeds from pricing of public offering. + References No definition available. + Details
Name: | cccl_ProceedsFromPricingOfPublicOffering
Namespace Prefix: | cccl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition It represent of purchase price per share. + References No definition available. + Details
Name: | cccl_PurchasePriceOfPerShare
Namespace Prefix: | cccl_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The aggregate amount paid on purchase of ordinary shares. + References No definition available. + Details
Name: | cccl_PurchasePriceOfShares
Namespace Prefix: | cccl_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Per share or per unit amount of equity securities issued. + References No definition available. + Details
Name: | cccl_ShareIssuedPricePerShare
Namespace Prefix: | cccl_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition The warrant life of share granted. + References No definition available. + Details
Name: | cccl_WarrantLife
Namespace Prefix: | cccl_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares. + References No definition available. + Details
Name: | cccl_WarrantNumberOfSecuritiesCalledByWarrantsOrRights
Namespace Prefix: | cccl_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Represents the exercisable term of warrant. + References No definition available. + Details
Name: | cccl_WarrantsExercisableTerm
Namespace Prefix: | cccl_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of warrants aggregate issues. + References No definition available. + Details
Name: | cccl_WarrantsExercisePricePerShare
Namespace Prefix: | cccl_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition The amount of residual interest in the assets of the entity after deducting all its liabilities. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 1 -IssueDate 2019-01-01 -Paragraph 24 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=1&code=ifrs-tx-2019-en-r&anchor=para_24_a&doctype=Standard -URIDate 2019-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 1 -IssueDate 2019-01-01 -Paragraph 32 -Subparagraph a -Clause i -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=1&code=ifrs-tx-2019-en-r&anchor=para_32_a_i&doctype=Standard -URIDate 2019-03-27 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2019-01-01 -Paragraph 93 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2019-en-r&anchor=para_93_a&doctype=Standard -URIDate 2019-03-27 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2019-01-01 -Paragraph 93 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2019-en-r&anchor=para_93_b&doctype=Standard -URIDate 2019-03-27 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2019-01-01 -Paragraph 93 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2019-en-r&anchor=para_93_e&doctype=Standard -URIDate 2019-03-27 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_55&doctype=Standard -URIDate 2019-03-27 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 78 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_78_e&doctype=Standard -URIDate 2019-03-27 + Details
Name: | ifrs-full_Equity
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The exercise price of share options granted. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2019-01-01 -Paragraph 47 -Subparagraph a -Clause i -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2019-en-r&anchor=para_47_a_i&doctype=Standard -URIDate 2019-03-27 + Details
Name: | ifrs-full_ExercisePriceShareOptionsGranted2019
Namespace Prefix: | ifrs-full_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition The nominal or face amount of a financial instrument, used to calculate payments made on that instrument. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_112_c&doctype=Standard -URIDate 2019-03-27 + Details
Name: | ifrs-full_NotionalAmount
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of shares issued by the entity. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 106 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_106_d&doctype=Standard -URIDate 2019-03-27 + Details
Name: | ifrs-full_NumberOfSharesIssued
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:sharesItemType
Balance Type: | na
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