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OTHER NON-CURRENT ASSETS (Narrative) (Details) ¥ in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2020 CNY (¥)	Dec. 31, 2020 USD ($)	Dec. 31, 2019 CNY (¥)
OTHER NON-CURRENT ASSETS
Deposit - long term, impairment loss	¥ 0		¥ 400
Advance to hospitals-non current, impairment loss	¥ 52	$ 8	¥ 330

X

- Definition

Amount of impairment loss on advances made to hospitals.

+ References

No definition available.

+ Details

Name:	ccm_AdvancesToHospitalsImpairmentLoss
Namespace Prefix:	ccm_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Amount of impairment loss on long term deposits.

+ References

No definition available.

+ Details

Name:	ccm_LongTermDepositsImpairmentLoss
Namespace Prefix:	ccm_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_OtherAssetsNoncurrentDisclosureAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration