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TAXES (Details) ¥ in Millions, $ in Millions |  | 6 Months Ended | 12 Months Ended | 24 Months Ended | 36 Months Ended | 53 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Apr. 01, 2018 HKD ($) | Apr. 01, 2018 USD ($) | Mar. 31, 2025 USD ($) employee | Mar. 31, 2025 CNY (¥) employee | Mar. 31, 2024 CNY (¥) | Sep. 30, 2024 USD ($) employee | Sep. 30, 2024 CNY (¥) employee | Sep. 30, 2023 CNY (¥) | Dec. 31, 2022 USD ($) | Dec. 31, 2022 CNY (¥) | Dec. 31, 2024 USD ($) | Dec. 31, 2024 CNY (¥) | Dec. 31, 2027 | Mar. 31, 2025 CNY (¥) | Sep. 30, 2024 CNY (¥)
TAXES |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Threshold annual taxable income | ¥ |  |  |  | ¥ 3 | ¥ 3 |  | ¥ 3 | ¥ 3 |  |  |  |  |  |  |
HNTE Income tax rate |  |  | 15.00% | 15.00% |  | 15.00% | 15.00% |  |  |  |  |  |  |  |
Income tax, HNTE status period |  |  | 3 years | 3 years |  | 3 years | 3 years |  |  |  |  |  |  |  |
NetClass China |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
TAXES |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
HNTE Income tax rate |  |  | 15.00% | 15.00% |  | 15.00% | 15.00% |  |  |  |  |  |  |  |
PRC 2019 Announcement For Small And Low Profit Enterprises |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
TAXES |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Threshold number of employees | employee |  |  | 300 | 300 |  | 300 | 300 |  |  |  |  |  |  |  |
Threshold total assets |  |  | $ 7,088,880 |  |  | $ 7,088,880 |  |  |  |  |  |  |  | ¥ 50 | ¥ 50
PRC 2021 Announcement For Small And Low Profit Enterprises |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
TAXES |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferential tax rate |  |  |  |  |  |  |  |  | 2.50% | 2.50% |  |  |  |  |
Percentage of income taxable at enterprise rate |  |  |  |  |  |  |  |  | 12.50% | 12.50% |  |  |  |  |
Enterprise income tax rate |  |  |  |  |  |  |  |  | 20.00% | 20.00% |  |  |  |  |
PRC 2022 Announcement For Small And Low Profit Enterprises |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
TAXES |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferential tax rate |  |  |  |  |  |  |  |  |  |  | 5.00% | 5.00% |  |  |
Percentage of income taxable at enterprise rate |  |  |  |  |  |  |  |  |  |  | 25.00% | 25.00% |  |  |
Enterprise income tax rate |  |  |  |  |  |  |  |  |  |  | 20.00% | 20.00% |  |  |
PRC 2023 Announcement For Small And Low Profit Enterprises |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
TAXES |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferential tax rate |  |  |  |  |  |  |  |  |  |  |  |  | 5.00% |  |
Percentage of income taxable at enterprise rate |  |  |  |  |  |  |  |  |  |  |  |  | 25.00% |  |
Enterprise income tax rate |  |  |  |  |  |  |  |  |  |  |  |  | 20.00% |  |
Minimum | PRC 2021 Announcement For Small And Low Profit Enterprises |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
TAXES |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Threshold annual taxable income |  |  |  |  |  |  |  |  | $ 141,778 | ¥ 1 |  |  |  |  |
Minimum | PRC 2022 Announcement For Small And Low Profit Enterprises |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
TAXES |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Threshold annual taxable income |  |  |  |  |  |  |  |  |  |  | $ 141,778 | ¥ 1 |  |  |
Maximum | PRC 2019 Announcement For Small And Low Profit Enterprises |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
TAXES |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Threshold annual taxable income |  |  | $ 425,333 | ¥ 3 |  | $ 425,333 | ¥ 3 |  |  |  |  |  |  |  |
Maximum | PRC 2022 Announcement For Small And Low Profit Enterprises |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
TAXES |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Threshold annual taxable income |  |  |  |  |  |  |  |  |  |  | $ 425,333 | ¥ 3 |  |  |
Singapore |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
TAXES |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income tax rate (%) |  |  | 17.00% | 17.00% |  | 17.00% | 17.00% | 17.00% |  |  |  |  |  |  |
Japan |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
TAXES |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income tax rate (%) |  |  | 15.00% | 15.00% |  |  |  |  |  |  |  |  |  |  |
Hong Kong | First HKD Two Million |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
TAXES |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income tax rate (%) | 8.25% | 8.25% |  |  |  |  |  |  |  |  |  |  |  |  |
Threshold for profits of two tiered tax regime | $ 2 | $ 256,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Hong Kong | Exceeding HKD Two Million |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
TAXES |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income tax rate (%) | 16.50% | 16.50% |  |  |  |  |  |  |  |  |  |  |  |  |
Threshold for profits of two tiered tax regime | $ | $ 2 |  |  |  |  |  |  |  |  |  |  |  |  |  |
China |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
TAXES |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income tax rate (%) |  |  | 25.00% | 25.00% |  | 25.00% | 25.00% |  |  |  |  |  |  |  |

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