PROPERTY AND EQUIPMENT, NET (Details Narrative) ¥ in Thousands, $ in Thousands	12 Months Ended
Dec. 31, 2025 USD ($)	Dec. 31, 2025 CNY (¥)	Dec. 31, 2024 CNY (¥)	Dec. 31, 2023 CNY (¥)
Property, Plant and Equipment [Abstract]
Depreciation expense	$ 254	¥ 1,779	¥ 2,971	¥ 4,888

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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Name:	us-gaap_Depreciation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration