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EMPLOYEE BENEFITS (Details) ¥ in Thousands, $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 USD ($) | Dec. 31, 2023 CNY (¥) | Dec. 31, 2022 CNY (¥) | Dec. 31, 2021 CNY (¥)
Notes and other explanatory information [abstract] |  |  |  |  |
Wages, salaries and allowances |  | $ 151 | ¥ 1,073 | ¥ 1,042 | ¥ 1,269
Housing funds | [1] | 2 | 12 | 16 | 113
Contribution to pension plans | [1] | 10 | 70 | 67 | 102
Welfare and other expenses |  | 5 | 37 | 46 | 33
Total employee benefits |  | $ 168 | ¥ 1,192 | ¥ 1,171 | ¥ 1,517
[1] | According to the Mainland China state regulations, the employees of the Group's subsidiaries which operate in Mainland China are required to participate in a central pension scheme operated by the local municipal government and government-sponsored housing funds. These subsidiaries are required to contribute a certain percentage of their payroll costs for those qualified urban employees to the central pension scheme as well as to housing funds.

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- Definition The amount of employee expenses that the entity does not separately disclose in the same statement or note. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 19 -IssueDate 2023-01-01 -Paragraph 5 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2023-en-r&anchor=para_5&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The amount of post-employment benefit expense relating to defined contribution plans. Defined contribution plans are post-employment benefit plans under which an entity pays fixed contributions into a separate entity (a fund) and will have no legal or constructive obligation to pay further contributions if the fund does not hold sufficient assets to pay all employee benefits relating to employee service in the current and prior periods. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2023-01-01 -Paragraph 53 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2023-en-r&anchor=para_53&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition A class of employee benefits expense that represents wages and salaries. [Refer: Employee benefits expense] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 19 -IssueDate 2023-01-01 -Paragraph 9 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2023-en-r&anchor=para_9&doctype=Standard -URIDate 2023-03-23 + Details
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