Leases (Details) - Schedule of Cash Flow Information ¥ in Thousands, $ in Thousands	6 Months Ended	12 Months Ended
Jun. 30, 2023 CNY (¥)	Jun. 30, 2023 USD ($)	Dec. 31, 2022 CNY (¥)
Schedule of Cash Flow Information [Abstract]
Right-of-use assets obtained in exchange for new operating lease liabilities	¥ 331	$ 46	¥ 6,603
Derecognition of right-of use-assets			7,408
Derecognition of lease liabilities			¥ 5,658

Amount of increase in right-of-use asset obtained in exchange for operating lease liability.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 53
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479589/842-20-55-53

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (g)(2)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147478964/842-20-50-4

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