Accounts Receivable, Net

12 Months Ended

Dec. 31, 2024

Accounts Receivable, Net [Abstract]

ACCOUNTS RECEIVABLE, NET

5. ACCOUNTS RECEIVABLE, NET

Accounts receivable and allowance for credit losses consist of the following:

	As of December 31,
	2023			2024			2024
	RMB			RMB			US$
Accounts receivable		266,076			231,742			31,749
Less: allowance for credit losses		(5,097	)		(5,682	)		(779	)
Accounts receivable, net		260,979			226,060			30,970

An analysis of the allowance for credit losses is as follows:

	For the years ended December 31,
	2022			2023		2024		2024
	RMB			RMB		RMB		US$
Balance, beginning of year		2,215			3,546		5,097		699
Credit losses from acquisition		(1,459	)		-		-		-
Additions		2,739			1,530		584		80
Exchange difference		51			21		1		-
Balance, end of year		3,546			5,097		5,682		779

Four unrelated distributors accounted for 34.2%, 14.9%, 13.9% and 10.0% of the Company’s accounts receivable as of December 31, 2022, respectively. Three unrelated distributors accounted for 30.3%, 24.8% and 12.1% of the Company’s accounts receivable as of December 31, 2023, respectively. Four unrelated distributors accounted for 33.2%, 26.5%, 18.3% and 10.3% of the Company’s accounts receivable as of December 31, 2024, respectively.