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v3.21.1

PROPERTY, PLANT AND EQUIPMENT, NET (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2020
PROPERTY, PLANT AND EQUIPMENT, NET |
Schedule of property, plant and equipment, net | ​
​ | ​ | ​ | ​ | ​
​ | ​ | At December 31, | ​ | At December 31,
​ |  | 2019 |  | 2020
​ | ​ | $ | ​ | $
Buildings |  | 453,712 |  | 533,647
Leasehold improvements |  | 14,225 |  | 14,804
Machinery |  | 1,074,460 |  | 1,191,780
Furniture, fixtures and equipment |  | 64,117 |  | 75,656
Motor vehicles |  | 6,351 |  | 7,643
Land | ​ | 20,451 | ​ | 20,231
​ |  | 1,633,316 |  | 1,843,761
Accumulated depreciation |  | (598,297) |  | (827,601)
Impairment | ​ | (45,437) |  | (52,149)
Subtotal |  | 989,582 |  | 964,011
Construction in process |  | 56,453 |  | 193,720
Property, plant and equipment, net |  | 1,046,035 |  | 1,157,731

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- Definition Tabular disclosure of the components of property, plant and equipment. + References No definition available. + Details
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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
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