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Depreciation, amortization, shipping and handling expenses (Tables)

12 Months Ended

Dec. 31, 2023

Text block [abstract]

Summary of Depreciation and Amortization

7.1 (a)  Depreciation and amortization expenses

		31.12.2021				31.12.2022				31.12.2023				31.12.2023
		RMB’000				RMB’000				RMB’000				US$’000
Amortization of intangible assets			38,957				64,939				109,913				15,473
Depreciation of investment property			355				348				355				50
Depreciation of property, plant and equipment			492,826				516,276				508,726				71,615
Depreciation of right-of-use assets			41,458				43,129				46,071				6,486
			573,596				624,692				665,065				93,624

Summary of Sales Related Shipping and Handling Expenses Not Separately Billed to Customers

Sales related shipping and handling expenses not separately billed to customers are included in the following caption:

		31.12.2021				31.12.2022				31.12.2023				31.12.2023
		RMB’000				RMB’000				RMB’000				US$’000
Cost of sales			194,022				132,117				129,954				18,294
Selling, general and administrative expenses			30,270				18,544				21,019				2,959
			224,292				150,661				150,973				21,253

Summary of Other Operating Income

7.2 (a)  Other operating income

		31.12.2021				31.12.2022				31.12.2023				31.12.2023
		RMB’000				RMB’000				RMB’000				US$’000
Interest income			132,083				131,879				154,129				21,697
Dividend income from quoted equity securities			168				13				—				—
Gain on disposal of:
- associate			—				1,329				—				—
- property, plant and equipment			1,224				6,535				778				110
- quoted equity securities			5,416				2,291				—				—
- right-of-use assets			14,714				3,929				7,632				1,074
- a subsidiary			—				—				113,042				15,913
Recognition of net gain upon fulfillment of performance obligation relating to capitalized contract asset			—				—				11,696				1,646
Government grants			152,932				176,264				171,937				24,204
Fair value gain on quoted equity securities			138				—				—				—
Others			19,496				12,109				10,086				1,421
			326,171				334,349				469,300				66,065

Summary of Other Operating Expenses

7.2 (b) Other operating expenses

		31.12.2021				31.12.2022				31.12.2023				31.12.2023
		RMB’000				RMB’000				RMB’000				US$’000
Impairment loss on investment in joint venture			—				990				—				—
Impairment on property, plant and equipment			—				—				36,720				5,169
Reversal of provision for onerous contract, net			(8,810	)			(4,829	)			—				—
Foreign exchange loss, net			1,739				555				482				68
Written off/(write-back) of unrecoverable value-added tax			11,164				—				(11,164	)			(1,572	)
Others			5,889				877				900				127
			9,982				(2,407	)			26,938				3,792

Summary of Finance Costs

7.3 Finance costs

		31.12.2021				31.12.2022				31.12.2023				31.12.2023
		RMB’000				RMB’000				RMB’000				US$’000
Bank term loans			82,109				65,440				59,672				8,400
Bills and other discounting			27,864				23,922				33,946				4,779
Bank charges			4,136				4,563				4,588				646
Interest on lease liabilities (Note 17)			1,819				1,547				1,969				277
			115,928				95,472				100,175				14,102

Summary of Staff Costs

7.4 Staff costs

		31.12.2021				31.12.2022				31.12.2023				31.12.2023
		RMB’000				RMB’000				RMB’000				US$’000
Wages and salaries			1,338,777				928,350				1,193,214				167,973
Contribution to defined contribution plans			386,551				371,458				354,014				49,836
Executive bonuses			19,355				16,500				24,200				3,407
Staff welfare			93,992				79,206				74,727				10,520
Staff severance cost			11,771				19,531				35,547				5,004
Others			4,887				3,875				3,542				499
			1,855,333				1,418,920				1,685,244				237,239

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