RELATED PARTY BALANCES AND TRANSACTIONS (Details 2) ¥ in Thousands, $ in Thousands	12 Months Ended
Dec. 31, 2023 USD ($)	Dec. 31, 2023 CNY (¥)	Dec. 31, 2022 CNY (¥)
Notes and other explanatory information [abstract]
Wages, salaries and allowances	$ 143	¥ 1,014	¥ 1,171
Housing subsidies	2	16	16
Contribution to pension plans	9	64	65
Total Compensation of key management personnel	$ 154	¥ 1,094	¥ 1,252

No definition available.

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- Definition

The amount of compensation to key management personnel. [Refer: Key management personnel of entity or parent [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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+ Details

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- Definition

The amount of compensation to key management personnel in the form of post-employment benefits. [Refer: Key management personnel of entity or parent [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

The amount of compensation to key management personnel in the form of short-term employee benefits. [Refer: Key management personnel of entity or parent [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
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- References

No definition available.

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