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Taxation (Details) - Schedule of Income / (Loss) Before Provision for Income Taxes
12 Months Ended
Dec. 31, 2023
CNY (¥)
Dec. 31, 2023
USD ($)
Dec. 31, 2022
CNY (¥)
Dec. 31, 2021
CNY (¥)
Schedule of Income / (Loss) Before Provision for Income Taxes [Abstract]        
PRC ¥ (76,778,965) $ (10,840,353) ¥ 8,630,868 ¥ 12,016,517
Foreign (6,304,369) (890,109) (4,670,754) (89,670)
Total Income/(loss) before Income Taxes ¥ (83,083,334) $ (11,730,462) ¥ 3,960,114 ¥ 11,926,847