Property and equipment, net |
12 Months Ended | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Dec. 31, 2025 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Property and equipment, net | 6. Property and equipment, net Property and equipment, net consists of the following:
Depreciation expense was RMB3,026,574, RMB4,866,123 and RMB8,768,355 (US$1,253,858) for the years ended December 31, 2023, 2024 and 2025, respectively. Disposal of property and equipment resulted in loss of RMB148,198, gain of RMB56,293 and loss of RMB3,693 (US$528) in the years ended December 31, 2023, 2024 and 2025, respectively. |
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