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Summary of Significant Accounting Policies - Schedule of Disaggregates Revenue by Transferal of Services (Details) | 6 Months Ended
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Dec. 31, 2024 CNY (¥) | Dec. 31, 2024 USD ($) | Dec. 31, 2023 CNY (¥)
Schedule of Disaggregates Revenue by Transferal of Services [Line Items] |  |  |
Total revenues | ¥ 146,371,285 | $ 20,052,784 | ¥ 84,254,221
Less: business taxes and surcharges | (360,026) | (49,323) | (317,951)
Services transferred at a point in time [Member] |  |  |
Schedule of Disaggregates Revenue by Transferal of Services [Line Items] |  |  |
Total revenues | 146,284,524 | 20,040,897 | 82,900,740
Services transferred over time [Member] |  |  |
Schedule of Disaggregates Revenue by Transferal of Services [Line Items] |  |  |
Total revenues | ¥ 446,787 | $ 61,210 | ¥ 1,671,432

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