Commitments and contingencies (Tables)

12 Months Ended

Dec. 31, 2017

Future minimum rentals receivable under non-cancellable operating leases as at December 31 are as follows:


	31.12.2016		31.12.2017		31.12.2017
	RMB’000		RMB’000		US$’000

Within one year
- With related parties		102		184		29
- With third parties		1,624		1,438		227
After one year but not more than five years
- With related parties		—		268		42
- With third parties		1,855		2,491		394
More than five years
- With third parties		268		1,310		207

		3,849		5,691		899

Future minimum rentals payable under non-cancellable operating leases as at December 31 are as follows:


	31.12.2016		31.12.2017		31.12.2017
	RMB’000		RMB’000		US$’000

Within one year
- With related parties		800		5,578		881
- With third parties		11,338		14,058		2,221
After one year but not more than five years
- With related parties		1,399		1,724		272
- With third parties		12,537		14,003		2,212
More than five years
- With third parties		114		—		—

		26,188		35,363		5,586

Future minimum lease payments under finance lease together with the present value of the net minimum lease payments are as follows:


	31.12.2016					31.12.2017
	Minimum lease payments			Present value of payments		Minimum lease payments				Present value of payments
	RMB’000			RMB’000		RMB’000		US$’000		RMB’000		US$’000

Not later than one year		43			38		33		5		33		5
Later than one year but not later than five years		70			70		46		7		46		7

Total minimum lease payments		113			108		79		12		79		12
Less: Amount representing finance charges		(5	)		*		*		*		*		*

Present value of minimum lease payments		108			108		79		12		79		12

Less than RMB 1 (US$1)