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Prepaid Expenses and Other Current Assets (Details) - CNY (¥)
1 Months Ended 2 Months Ended 9 Months Ended 12 Months Ended
Dec. 29, 2021
Dec. 31, 2021
Dec. 31, 2022
Dec. 31, 2023
Dec. 31, 2022
Jun. 30, 2022
Apr. 11, 2022
Oct. 20, 2021
Aug. 17, 2021
Prepaid Expenses and Other Current Assets (Details) [Line Items]                  
Amount invested           ¥ 29,725      
Yieryi [Member]                  
Prepaid Expenses and Other Current Assets (Details) [Line Items]                  
Equity interest ¥ 30,000                
Tianjing Yieryi Technology Co., Ltd [Member]                  
Prepaid Expenses and Other Current Assets (Details) [Line Items]                  
Amount invested                 ¥ 30,000
Percentage of equity interest                 12.00%
Beijing Weiliantong Technology Co., Ltd. (“Weiliantong”) [Member]                  
Prepaid Expenses and Other Current Assets (Details) [Line Items]                  
Advance amount   ¥ 86,858              
Jiada Hexin (Beijing) Technology Co., Ltd [Member]                  
Prepaid Expenses and Other Current Assets (Details) [Line Items]                  
Working capital purpose             ¥ 7,000 ¥ 80,000  
Annual interest rate   2.40%              
Jiada Hexin (Beijing) Technology Co., Ltd [Member] | Forecast [Member]                  
Prepaid Expenses and Other Current Assets (Details) [Line Items]                  
Annual interest rate     2.40% 6.00% 6.00%