Bank Borrowings (Tables)

12 Months Ended

Dec. 31, 2025

Bank Borrowings [Abstract]

Schedule of Bank Borrowings

Bank borrowings were as follows as of the respective balance sheet dates:

	As of December 31,
	2024		2025
	RMB		RMB		US$
Short-term bank borrowing(i)		15,172		13,172		1,874
Long-term bank borrowing, current portion(ii)		2,800		5,800		825
Long-term bank borrowing, non-current portion(ii)		3,700		-		-
		21,672		18,972		2,699

(i) During fiscal year 2025, Shanghai Youxu fully repaid the aggregate short-term bank borrowings of RMB4,000 originally obtained in 2024. While, Shanghai Youxu entered into new one-year short-term bank loans of RMB2,000 on February 21, 2025, carrying an annual interest rate of 3.10%.

(ii) During fiscal year 2025, Youxu Zibo repaid RMB700 of its bank borrowings from Qishang Bank.