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Accounts Receivable, Net (Details) - Schedule of allowance of doubtful accounts
12 Months Ended
Dec. 31, 2022
CNY (¥)
Dec. 31, 2022
USD ($)
Dec. 31, 2021
CNY (¥)
Schedule Of Allowance Of Doubtful Accounts Abstract      
Beginning balance ¥ 682,905 $ 98,054 ¥ 240,199
Addition 700,505 100,580 442,706
Write off (198,082) (28,441)
Ending balance ¥ 1,185,328 $ 170,193 ¥ 682,905