XML 118 R67.htm IDEA: XBRL DOCUMENT
v3.25.2

Summary of significant accounting policies - Basis of presentation (Details) | Mar. 31, 2025 $ / ¥
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Convenience translation |
Convenience exchange rate (RMB to USD) | 7.2567

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- Definition Represents the exchange rate used for convenience translation from reporting currency to additional disclosures in another currency. + References No definition available. + Details
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