v3.26.3
Inventories, Net - Schedule of Inventories, Net (Details)
Jun. 30, 2026
USD ($)
Jun. 30, 2026
CNY (¥)
Dec. 31, 2025
CNY (¥)
Schedule of Inventories, Net [Abstract]      
Raw materials   ¥ 1,024,542 ¥ 2,670,367
Work in process   714,143 6,859,086
Finished goods   2,579,785 4,163,921
Inventories, net $ 634,053 ¥ 4,318,470 ¥ 13,693,374