Land use right net (Details) - ZHEJIANG TIANLAN - CNY (¥) ¥ in Thousands |
Dec. 31, 2024 |
Dec. 31, 2023 |
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| Land use right, gross | ¥ 7,361 | ¥ 7,361 |
| Less: accumulated amortization | (2,811) | (2,662) |
| Land use right, net | ¥ 4,550 | ¥ 4,699 |
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- Definition Gross carrying amount before accumulated amortization as of the balance sheet date of an intangible asset that arises from a contractual arrangement with a third party (not including franchise rights and license agreements). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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