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15. MAJOR CUSTOMERS AND VENDORS - Digital currency mining segment major suppliers (Details) - Customer Concentration Risk [Member] - Accounts receivable	9 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
Bitmain Technologies
Concentration Risk Threshold Percentage	97.00%	100.00%
Canaan U.S. Inc
Concentration Risk Threshold Percentage	3.00%	0.00%

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Concentration Risk Threshold Percentage

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