DEPOSITS FOR NON-CURRENT ASSETS

12 Months Ended

Dec. 31, 2020

13. DEPOSITS FOR NON-CURRENT ASSETS

Deposits for non-current assets consist of the following:


	As at December 31,
	2019	2020	2020
	RMB	RMB	US$
Deposits for purchases of property, plant and equipment*	717,392	256,337	39,286
Reserve for unrecoverable deposits	(93,260)	(8,500)	(1,303)
	624,132	247,837	37,983

* The amount represented interest-free non-refundable partial payments to suppliers of medical equipment and to construction engineering group for construction of hospitals. The remaining contractual obligations associated with these purchase contracts that the suppliers need to undertake are approximately RMB622,584 and RMB480,290 (US$73,608) as at December 31, 2019 and 2020 respectively, which are included in the amount disclosed as purchase commitments in note 26. The Group recognized impairment loss on deposits for non-current assets of nil, 62,400 and RMB8,500 (US$1,303) for the years ended December 31, 2018, 2019 and 2020, respectively. The amount of written off for the gross amount of deposits and the allowance is nil and RMB93,260 (US$14,293) for the years ended December 31, 2019 and 2020, respectively, since those deposits are deemed uncollectible.

As at December 31, 2019 and 2020, certain of the Group’s deposits for non-current assets with a total net book value of nil and nil were pledged for other borrowings of nil and nil, respectively (note 18).