Other Receivables, Net - Schedule of Other Receivables (Details) |
Jun. 30, 2026
USD ($)
|
Jun. 30, 2026
CNY (¥)
|
Dec. 31, 2025
USD ($)
|
Dec. 31, 2025
CNY (¥)
|
Jun. 30, 2025
CNY (¥)
|
Dec. 31, 2024
CNY (¥)
|
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|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Other Receivables, Net [Abstract] | ||||||||||||
| Other deposits | [1] | ¥ 57,693,075 | ||||||||||
| Other current assets | [2] | 373,876 | 2,536,786 | 3,560,759 | ||||||||
| Advance to employees | [3] | 192,620 | 1,306,943 | 1,303,893 | ||||||||
| Deposits | 200,023 | 1,357,176 | 1,300,673 | |||||||||
| Prepaid expenses | 178,211 | 1,209,180 | 1,308,166 | |||||||||
| Others | 96,716 | 656,227 | 622,002 | |||||||||
| Subtotal | 1,041,446 | 7,066,312 | 65,788,568 | |||||||||
| Allowance for expected credit losses | (333,762) | (2,264,607) | $ (334,646) | (2,270,607) | ¥ (2,078,290) | ¥ (2,677,828) | ||||||
| Total | $ 707,684 | ¥ 4,801,705 | ¥ 63,517,961 | |||||||||
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