Contract liabilities (Tables)

12 Months Ended

Dec. 31, 2019

Text block [abstract]

Summary of Contract Liabilities

	31.12.2018		31.12.2019		31.12.2019
	RMB’000		RMB’000		US$’000
Unfulfilled maintenance services		191,728		181,139		25,566
Advance from customer		148,761		255,483		36,060
Total		340,489		436,622		61,626
Current		286,786		382,809		54,030
Non-current		53,703		53,813		7,596
Total contract liabilities (Note 7.2)		340,489		436,622		61,626