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Income Taxes (Details) - Schedule of Deferred Tax Assets - CNY (¥)
Jun. 30, 2023
Dec. 31, 2022
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