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Income Taxes (Details) - Schedule of Deferred Tax Assets - CNY (¥) | Jun. 30, 2023 | Dec. 31, 2022
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Schedule of Deferred Tax Assets [Abstract] |  |
Net operating loss carryforward | ¥ 100,099,836 | ¥ 63,038,127
Accrued expense and others |  | (29,335,373)
Inventory impairment | 59,136,517 | 47,198,866
Deferred tax assets | 159,236,353 | 80,901,620
Less: valuation allowance | (159,236,353) | (80,901,620)
Deferred tax assets |  |

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