RELATED PARTIES BALANCES AND TRANSACTIONS - Related parties with transactions and related party relationships (Details)	Mar. 31, 2025
Related party \| Jianbiao Dai \| Shanghai Longruan Electronics Group Co., Ltd
RELATED PARTIES BALANCES AND TRANSACTIONS
Percentage of ownership (%)	80.00%

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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