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SEGMENT REPORTING - Depreciation and Amortization expenses (Details ¥ in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2025 CNY (¥)	Dec. 31, 2025 USD ($)	Dec. 31, 2024 CNY (¥)	Dec. 31, 2023 CNY (¥)
SEGMENT REPORTING
Depreciation and amortization of property, equipment and software	¥ 13,600	$ 2,000	¥ 61,464	¥ 86,866
Operating Segments
SEGMENT REPORTING
Depreciation and amortization of property, equipment and software	13,584		61,464	86,866
Operating Segments | Cryptocurrency Mining
SEGMENT REPORTING
Depreciation and amortization of property, equipment and software	13,172		51,467	79,074
Operating Segments | Online game services
SEGMENT REPORTING
Depreciation and amortization of property, equipment and software	¥ 412		¥ 9,997	¥ 7,792

X

- Definition

The amount of current period expense charged against earnings on property, equipment and software.

+ References

No definition available.

+ Details

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Balance Type:	debit
Period Type:	duration

X

- Definition

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.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

X

- Details

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X

- Details

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Namespace Prefix:
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Period Type:

X

- Details

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