Financial Liabilities - Schedule of Financial Liabilities (Details) ¥ in Thousands, $ in Thousands	Dec. 31, 2025 USD ($)	Dec. 31, 2025 CNY (¥)	Dec. 31, 2024 CNY (¥)
Schedule of Financial Liabilities [Abstract]
Exchangeable Notes	$ 3,001	¥ 20,990	¥ 20,990
Interest expense	646	4,518
Foreign exchange	(80)	(559)
Financial liabilities	$ 3,567	¥ 24,949	¥ 20,990

For entities that provide full or partial financing and servicing for customers supplementary to its major operations (such as a manufacturer or a homebuilder providing and servicing loans to buyers), represents the liabilities associated with such activities, including accounts payable and accrued liabilities.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(15))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant