Land Use Rights, Net (Tables)

12 Months Ended

Dec. 31, 2025

Land Use Rights, Net [Abstract]

Schedule of Land Use Rights

The following table presents the Company’s land use rights as of the respective balance sheet dates:

		As of December 31,
		2024				2025
		RMB				RMB				US$
Cost			12,860				12,860				1,839
Accumulated amortization			(4,930	)			(5,187	)			(742	)
Land use rights, net			7,930				7,673				1,097