Organizations and reorganizations (Details Narrative) |
6 Months Ended | 12 Months Ended | ||||||
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Sep. 30, 2025
USD ($)
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Sep. 30, 2025
CNY (¥)
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Sep. 30, 2024
CNY (¥)
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Mar. 31, 2025
USD ($)
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Mar. 31, 2025
CNY (¥)
|
Mar. 31, 2024
CNY (¥)
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Sep. 30, 2025
CNY (¥)
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Mar. 31, 2025
CNY (¥)
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| Organization, Consolidation and Presentation of Financial Statements [Abstract] | ||||||||
| VIE contributed percentage | 100.00% | |||||||
| VIE settle obligations | $ 1,378,037 | ¥ 10,000,000 | ¥ 9,955,000 | |||||
| Net loss | $ (511,179) | ¥ (3,639,083) | ¥ 1,239,401 | (1,030,317) | (7,334,830) | 11,565,768 | ||
| Net cash provided by operating activities | (591,694) | (4,212,269) | 14,739,186 | 925,367 | 6,587,712 | 16,559,104 | ||
| Accumulated deficit | 4,385,832 | 4,888,353 | 42,354,186 | ¥ 31,222,736 | ¥ 34,800,182 | |||
| Net loss | 511,179 | 3,639,083 | (1,239,401) | 1,030,317 | 7,334,830 | (11,565,768) | ||
| Net cash provided by operating activities | $ 591,694 | ¥ 4,212,269 | ¥ (14,739,186) | $ (925,367) | ¥ (6,587,712) | ¥ (16,559,104) | ||
| X | ||||||||||
- Definition Amount of cash inflow (outflow) from operating activity, including, but not limited to, discontinued operation. Operating activity includes, but is not limited to, transaction, adjustment, and change in value not defined as investing or financing activity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of accumulated undistributed earnings (deficit). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The amount of activity, consisting of a transaction or a measure not described elsewhere in the taxonomy, occurring during the period between the reporting entity and the Variable Interest Entity (VIE) or potential VIE. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Percentage of the Variable Interest Entity's (VIE) voting interest owned by (or beneficial interest in) the reporting entity (directly or indirectly). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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