PREPAYMENTS AND OTHER CURRENT ASSETS - Schedule of Prepayments and Other Current Assets (Details) ¥ in Thousands, $ in Thousands	Dec. 31, 2022 CNY (¥)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 CNY (¥)
PREPAYMENTS AND OTHER CURRENT ASSETS
Due from suppliers	¥ 31,660	$ 4,590	¥ 25,622
Loan receivables	294,130	42,645	169,272
Advances to employees	2,601	377	2,708
Dividend receivable	1,643	238
Deductible value-added tax	44,268	6,418	45,031
Tax refund	234	34	216
Due from hospital	1,138	165	978
Deferred expenses	200	29	1,868
Others	26,767	3,882	26,177
Prepayments and other current assets, gross	402,641	58,378	271,872
Allowance for credit losses	(17,290)	(2,507)	(14,853)
Prepayments and other current assets	¥ 385,351	$ 55,871	¥ 257,019

Due from suppliers, current.

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Amount of prepaid expense and other assets, gross of reserve, current.

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Amount of reserve for unrecoverable deposits, current.

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Carrying amount as of the balance sheet date of dividends declared but not received.

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Amounts due from an Entity employee, not to include stockholders or officers, which are usually due within 1 year (or 1 business cycle).

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Carrying amount due within one year of the balance sheet date (or one operating cycle, if longer) from tax authorities as of the balance sheet date representing refunds of overpayments or recoveries based on agreed-upon resolutions of disputes.

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Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale.

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Amount of other miscellaneous assets.

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Net amount of other deferred costs capitalized at the end of the reporting period. Does not include deferred finance costs or deferred acquisition costs of insurance companies.

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Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer.

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Amount to be collected within one year of the balance sheet date (or one operating cycle, if longer) from customers in accordance with the contractual provisions of long-term contracts or programs including amounts billed and unbilled as of the balance sheet date.

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Carrying amount as of the balance sheet date of value added taxes due either from customers arising from sales on credit terms, or as previously overpaid to tax authorities. For classified balance sheets, represents the current amount receivable, that is amounts expected to be collected within one year or the normal operating cycle, if longer.

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