MATERIALS AND SUPPLIES

12 Months Ended

Dec. 31, 2021

Current raw materials and current production supplies [abstract]

Disclosure of materials and supplies

18. MATERIALS AND SUPPLIES

	2020		2021
	RMB’000		RMB’000
Raw materials		197,242		190,328
Reusable rail-line track materials		43,584		39,002
Accessories		54,704		41,918
Retailing consumables		876		335
		296,406		271,583

The costs of materials and supplies consumed by the Group during the year were recognized as “operating expenses” in the amount of RMB1,497,587,000 (2020: RMB1,296,779,000).

As at December 31, 2021, a balance of RMB3,661,000 of the provision was provided for writing down the materials and supplies to their net realizable values (2020: nil).

During the year, an additional provision of RMB5,695,000 was made, no balance was reversed and RMB2,034,000 was written off arising from realization of losses in the disposal of these assets (2020: nil, nil and RMB17,640,000).