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Intangible assets (Tables)

12 Months Ended

Dec. 31, 2018

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Summary of Intangible Assets


		Technology know how				Development costs				Total
		RMB’000				RMB’000				RMB’000
		(Restated)								(Restated)

Cost
At January 1, 2017, December 31, 2017 and January 1, 2018			—				136,822				136,822
Addition			—				195,879				195,879
Transfer			136,822				(136,822	)			—

At December 31, 2018			136,822				195,879				332,701


Amortisation and impairment
At January 1, 2017			—				86,700				86,700
Charge to consolidated statement of profit or loss			—				40,000				40,000

At December 31, 2017 and January 1, 2018			—				126,700				126,700
Transfer			126,700				(126,700	)			—

At December 31, 2018			126,700				—				126,700


Net carrying amount
At December 31, 2016			—				50,122				50,122

At December 31, 2017			—				10,122				10,122

At December 31, 2018			10,122				195,879				206,001


US$’000			1,513				29,279				30,792