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Inventories, Net (Tables)

12 Months Ended

Dec. 31, 2024

Inventory, Work in Process and Raw Materials [Abstract]

Summary of Inventories

		As of December 31,
		2023				2024
		RMB				RMB				US$
Raw materials			42,703				32,827				4,497
Work in progress			5,258				6,617				907
Finished goods			21,059				14,319				1,962
Contract cost			—				8,862				1,214
		69,020				62,625				8,580

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- Definition

Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

+ References

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-Topic 210
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-Name Accounting Standards Codification
-Section S99
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