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v3.23.1

REVENUE FROM CONTRACTS WITH CUSTOMERS (Details) ¥ in Thousands, $ in Thousands | 12 Months Ended
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Dec. 31, 2022 USD ($) | Dec. 31, 2022 CNY (¥) | Dec. 31, 2021 CNY (¥) | Dec. 31, 2020 CNY (¥)
IfrsStatementLineItems [Line Items] |  |  |  |
Total revenue from contracts with customers | $ 2,944 | ¥ 20,306 | ¥ 18,735 | ¥ 42,498
Wastewater Treatment [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Sales of copper ores |  |  |  |
Construction contract revenue |  | 14,633 | 12,203 | 7,665
Operation and maintenance services |  |  | 183 | 3,561
Operation services of service concession arrangement |  | 5,512 | 5,953 | 2,295
Construction services of service concession arrangement |  |  | 396 | 22,110
Total revenue from contracts with customers |  | 20,306 | 18,735 | 35,631
Mainland China |  | 20,306 | 18,735 | 35,631
At a point in time |  | 161 |  |
Over time |  | 20,145 | 18,735 | 35,631
Total revenue from contracts with customers |  | 20,306 | 18,735 | 35,631
Sales of wastewater treatment equipment |  | 161 |  |
Exploration and Mining [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Sales of copper ores |  |  |  | 6,867
Construction contract revenue |  |  |  |
Operation and maintenance services |  |  |  |
Operation services of service concession arrangement |  |  |  |
Construction services of service concession arrangement |  |  |  |
Total revenue from contracts with customers |  |  |  | 6,867
Mainland China |  |  |  | 6,867
At a point in time |  |  |  | 6,867
Over time |  |  |  |
Total revenue from contracts with customers |  |  |  | 6,867
Sales of wastewater treatment equipment |  |  |  |
Total [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Sales of copper ores |  |  |  | 6,867
Construction contract revenue |  | 14,633 | 12,203 | 7,665
Operation and maintenance services | 2,122 |  | 183 | 3,561
Operation services of service concession arrangement | 799 | 5,512 | 5,953 | 2,295
Construction services of service concession arrangement |  |  | 396 | 22,110
Total revenue from contracts with customers | 2,944 | 20,306 | 18,735 | 42,498
Mainland China | 2,944 | 20,306 | 18,735 | 42,498
At a point in time | 23 | 161 |  | 6,867
Over time | 2,921 | 20,145 | 18,735 | 35,631
Total revenue from contracts with customers | 2,944 | 20,306 | ¥ 18,735 | ¥ 42,498
Sales of wastewater treatment equipment | $ 23 | ¥ 161 |  |

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- Definition The amount of revenue from contracts with customers. A customer is a party that has contracted with an entity to obtain goods or services that are an output of the entity’s ordinary activities in exchange for consideration. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 15 -IssueDate 2022-03-24 -Paragraph 114 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2022-en-r&anchor=para_114&doctype=Standard -URIDate 2022-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 15 -IssueDate 2022-03-24 -Paragraph 113 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2022-en-r&anchor=para_113_a&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition The amount of revenue recognised when construction services are exchanged for an intangible asset in service concession arrangements. [Refer: Service concession arrangements [member]; Revenue from contracts with customers] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name SIC -Number 29 -IssueDate 2022-03-24 -Paragraph 6A -URI https://taxonomy.ifrs.org/xifrs-link?type=SIC&num=29&code=ifrs-tx-2022-en-r&anchor=para_6A&doctype=Standard -URIDate 2022-03-24 + Details
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