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Summary of Significant Accounting Policies (Details) - Schedule of contract liabilities at the beginning of the reporting period
Dec. 31, 2022
CNY (¥)
Dec. 31, 2022
USD ($)
Dec. 31, 2021
CNY (¥)
Dec. 31, 2020
CNY (¥)
Schedule Of Contract Liabilities At The Beginning Of The Reporting Period Abstract        
Revenue recognized that was included in contract liabilities at the beginning of the reporting period: ¥ 7,851,588 $ 1,231,486 ¥ 1,908,488 ¥ 75,020