Taxes - Schedule of Tax Effects of Temporary Differences and Net Operating Losses (Details) |
Jun. 30, 2026
USD ($)
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Jun. 30, 2026
CNY (¥)
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Dec. 31, 2025
CNY (¥)
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|---|---|---|---|
| Deferred tax assets: | |||
| Credit loss provision | $ 69,699 | ¥ 472,915 | ¥ 474,037 |
| Inventory reserve | 53,093 | 360,239 | 455,194 |
| Impairment of fixed asset | 4,982 | 33,800 | 10,986 |
| Lease liability | 77,637 | 526,774 | 561,916 |
| Accrued payroll payable | 320,472 | 2,174,434 | 1,204,540 |
| Net operating loss carry forwards | 15,059,747 | 102,181,892 | 91,433,134 |
| Total deferred tax assets | 15,585,630 | 105,750,054 | 94,139,807 |
| Valuation allowance | (15,585,630) | (105,750,054) | (94,139,807) |
| Deferred tax assets, net |
| X | ||||||||||
- Definition The amount of impairment of fixed asset. No definition available.
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| X | ||||||||||
- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from inventory. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from accrued liabilities. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary difference from allowance for credit loss on financing receivable. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of deferred tax liability attributable to taxable temporary differences classified as other. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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