Short-Term Investments - Schedule of Short-Term Investments (Details) |
Dec. 31, 2025
CNY (¥)
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Dec. 31, 2025
USD ($)
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Dec. 31, 2024
CNY (¥)
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| Schedule of Short-Term Investments [Line Items] | |||
| Short-term investments | ¥ 26,214,992 | $ 3,729,654 | |
| Investment in warrants [Member] | |||
| Schedule of Short-Term Investments [Line Items] | |||
| Short-term investments | 3,875,947 | ||
| Investment in equity securities with readily determinable fair value [Member] | |||
| Schedule of Short-Term Investments [Line Items] | |||
| Short-term investments | ¥ 22,339,045 |
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of investments including trading securities, available-for-sale securities, held-to-maturity securities, and short-term investments classified as other and current. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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