Other payables and accrued expenses (Details) ¥ in Thousands, $ in Thousands	Dec. 31, 2018 USD ($)	Dec. 31, 2018 CNY (¥)	Dec. 31, 2017 USD ($)	Dec. 31, 2017 CNY (¥)
Dividend payables	$ 80		$ 84
Deposit received from customers	73		1,877
Rental deposit received	5		7
Amount due to related parties	0		20
Other payables	1,068		723
Other tax payables	24		10
Other payables and accrued expenses	$ 1,250		$ 1,001
ZHEJIANG TIANLAN
Accrued expenses \| ¥		¥ 5,348		¥ 10,751
Other payables \| ¥		1,829		1,076
Deferred income \| ¥		9,201		7,546
Other payables and accrued expenses \| ¥		¥ 16,378		¥ 19,673

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Amount of obligations incurred classified as other, payable within one year or the normal operating cycle, if longer.

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The current portion of money or property received from customers which is either to be returned upon satisfactory contract completion or applied to customer receivables in accordance with the terms of the contract or the understandings.

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Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, with jurisdictional netting.

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Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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