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Inventory (Details) - Schedule of Inventory
¥ in Thousands, $ in Thousands
Jun. 30, 2024
CNY (¥)
Jun. 30, 2024
USD ($)
Dec. 31, 2023
CNY (¥)
Schedule of Inventory [Abstract]      
Raw materials ¥ 1,784 $ 245 ¥ 1,784
Low value consumables 41 6 41
Finished goods 4,276 588 3,705
Less: inventory impairment (111) (15) (91)
Total Inventories ¥ 5,990 $ 824 ¥ 5,439