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ACCOUNTS RECEIVABLE, NET (Details) ¥ in Thousands, $ in Thousands	Jun. 30, 2021 USD ($)	Jun. 30, 2021 CNY (¥)	Dec. 31, 2020 CNY (¥)
ACCOUNTS RECEIVABLE, NET
Accounts receivable		¥ 28,447	¥ 27,219
Less: Allowance for doubtful accounts		(7,213)	(6,247)
Accounts receivable, net	$ 3,289	¥ 21,234	¥ 20,972

X

- Definition

Amount of allowance for credit loss on accounts receivables.

+ References

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- Definition

Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

+ References

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-Publisher FASB
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- Definition

Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

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