Short-term investments (Details Narrative) |
Dec. 31, 2025
USD ($)
|
Dec. 31, 2025
CNY (¥)
|
Dec. 31, 2024
CNY (¥)
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| Cash and Cash Equivalents [Abstract] | |||
| Short term investments | $ 161,918,194 | ¥ 1,138,090,600 | ¥ 149,583,000 |
| Investment Owned, Cost | 133,161,628 | 935,966,450 | |
| Investment Owned, Fair Value | $ 18,815,722 | ¥ 132,251,950 |
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- References No definition available.
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- Definition Cost of the investment. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Fair value of investment in security owned. 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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