For the six months ended June 30,

2021

2020

RMB’000

Finance costs

Interest expense on lease liability

1,094

410

Bank service charge

—

8

Cost of inventories recognized as an expense (including depreciation charge of right-of-use assets for leases)

56,610

38,848

Depreciation of fixed assets

19

6

Depreciation charge of right-of-use assets for leases (included in the administrative expenses)

635

134

Research and development costs

1,017

429

Staff costs (including key management personnel remuneration)

6,627

9,310