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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

12 Months Ended

Dec. 31, 2017

Accounting Policies [Abstract]

Schedule of Information Relating to Property, Plant and Equipment

Category		Estimated useful life		Estimated residual value
Buildings		38 years		—
Medical equipment*		5-20 years		—
Electronic and office equipment		3-5 years		—
Motor vehicles		5 years		—
Leasehold improvement and building improvement		shorter of lease term or 5 years		—

*       The cost of the asset is amortized over the estimated useful life. However, if ownership is transferred at the end of the lease term, the cost of the asset is amortized over the shorter of customer contract or the useful life of the asset which ranges from 5-20 years.

Schedule of estimated useful life for the intangible assets

		Estimated useful life
Customer relationship		5-16 years
Operating leases		9-16 years
Medical insurance coverage		10 years
Radiotherapy permits		7 years
Software		3-5 year

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Schedule Of Other Information On Property Plant And Equipment [Table Text Block]

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Tabular disclosure of amortization expense of assets, excluding financial assets, that lack physical substance, having a limited useful life.

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