Accounts Receivable, Net (Tables)

12 Months Ended

Dec. 31, 2022

Credit Loss, Additional Improvements [Abstract]

Schedule of accounts receivable and allowance for doubtful accounts

	As of December 31,
	2021			2022			2022
	RMB			RMB			USD
Accounts receivable		208,522			320,203			46,425
Less: allowance for doubtful accounts		(2,215	)		(3,546	)		(514	)
Accounts receivable, net		206,307			316,657			45,911

Schedule of analysis of the allowance for doubtful accounts

	For the years ended December 31,
	2020			2021			2022			2022
	RMB			RMB			RMB			USD
Balance, beginning of year		10,266			3,813			2,215			321
Bad debt allowances from acquisition		1,800			-			(1,459	)		(212	)
Additions (recovery)		(8,253	)		(1,592	)		2,739			397
Exchange difference		-			(6	)		51			8
Balance, end of year		3,813			2,215			3,546			514