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v3.25.1

TRADE PAYABLES (Details) ¥ in Thousands, $ in Thousands | Dec. 31, 2024 USD ($) | Dec. 31, 2024 CNY (¥) | Dec. 31, 2023 CNY (¥)
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Notes and other explanatory information [abstract] |  |  |
Trade payables | $ 38 | ¥ 280 | ¥ 100

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Period Type: | instant

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