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Pension plan (Details Narrative) | 12 Months Ended
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Dec. 31, 2021 USD ($) | Dec. 31, 2021 CNY (¥) | Dec. 31, 2020 USD ($) | Dec. 31, 2020 CNY (¥) | Dec. 31, 2019 USD ($) | Dec. 31, 2019 CNY (¥)
Aggregate contributions to pension plans and retirement benefit schemes | $ | $ 225,000 |  | $ 104,000 |  | $ 332,000 |
ZHEJIANG TIANLAN |  |  |  |  |  |
Aggregate contributions to pension plans and retirement benefit schemes | ¥ |  | ¥ 6,003,000 |  | ¥ 5,645,000 |  | ¥ 5,449,000

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- Definition Amount of cash outflow for pension benefit. Includes, but is not limited to, employer contribution to fund plan asset and payment to retiree. Excludes other postretirement benefit. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (g) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3536-108585 + Details
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- Details
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