Accounts Receivable, Net - Schedule of Accounts Receivable Net (Details) |
Jun. 30, 2026
CNY (¥)
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Jun. 30, 2026
USD ($)
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Dec. 31, 2025
CNY (¥)
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Jun. 30, 2025
CNY (¥)
|
Dec. 31, 2024
CNY (¥)
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| Schedule of Accounts Receivable Net [Abstract] | |||||
| Accounts receivable | ¥ 39,555,891 | ¥ 59,552,803 | |||
| Allowance for credit losses | (37,063,175) | (37,068,075) | ¥ (38,308,560) | ¥ (38,352,201) | |
| Accounts receivable, net | ¥ 2,492,716 | $ 367,381 | ¥ 22,484,728 |
| X | ||||||||||
- Definition Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of allowance for credit loss on accounts receivable, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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