Accounts Receivable, Net - Schedule of Accounts Receivable, Net (Details) |
Jun. 30, 2026
USD ($)
|
Jun. 30, 2026
CNY (¥)
|
Dec. 31, 2025
CNY (¥)
|
|---|---|---|---|
| Accounts Receivable, Net [Abstract] | |||
| Accounts receivable | $ 6,838,261 | ¥ 46,574,715 | ¥ 65,438,392 |
| Less: allowance of credit losses | (3,109,012) | (21,175,170) | (21,830,225) |
| Accounts receivable, net | $ 3,729,249 | ¥ 25,399,545 | ¥ 43,608,167 |
| 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 | ||||||||||
- References No definition available.
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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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