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v3.22.4

Property plant and equipment net (Details) | Dec. 31, 2021 USD ($) | Dec. 31, 2021 CNY (¥) | Dec. 31, 2020 USD ($) | Dec. 31, 2020 CNY (¥)
--- | --- | --- | --- | ---
Office premises | $ 673,000 |  | $ 673,000 |
Leasehold improvements | 125,000 |  | 157,000 |
Furniture, fixtures and office equipment | 439,000 |  | 557,000 |
Motor vehicles | 175,000 |  | 175,000 |
Testing equipment | 37,000 |  | 37,000 |
Property, plant and equipment, gross | 1,449,000 |  | 1,599,000 |
Less: accumulated depreciation and amortization | (1,234,000) |  | (1,340,000) |
Net | 215,000 |  | 259,000 |
ZHEJIANG TIANLAN |  |  |  |
Furniture, fixtures and office equipment | ¥ |  | ¥ 3,694,000 |  | ¥ 3,658,000
Motor vehicles | ¥ |  | 4,647,000 |  | 4,808,000
Property, plant and equipment, gross | ¥ |  | 186,312,000 |  | 185,739,000
Less: accumulated depreciation and amortization | ¥ |  | (76,008,000) |  | (70,241,000)
Net | ¥ |  | 74,063,000 |  | 79,257,000
Building and leasehold improvements | ¥ |  | 167,874,000 |  | 167,874,000
Plant and machineries | ¥ |  | 10,097,000 |  | 9,399,000
Accumulated impairment losses | ¥ |  | (36,241,000) |  | (36,241,000)
Accumulated, Total | ¥ |  | ¥ (112,249,000) |  | ¥ (106,482,000)
ZHEJIANG TIANLAN |  |  |  |
Furniture, fixtures and office equipment | 3,543,000 |  | 3,658,000 |
Motor vehicles | 4,808,000 |  | 4,808,000 |
Property, plant and equipment, gross | 185,162,000 |  | 185,739,000 |
Net | 87,781,000 |  | 79,257,000 |
Building and leasehold improvements |  |  | 167,874,000 |
Plant and machineries | $ 8,937,000 |  | $ 9,399,000 |

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