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15A. Capital reserve (ZHEJIANG TIANLAN)	12 Months Ended
	Dec. 31, 2014
ZHEJIANG TIANLAN
Capital reserve	Capital reserve represents capital contributions from shareholders in excess of the paid-in capital amount.

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- Definition

No authoritative reference available.

+ References

No definition available.

+ Details

Name:	CLWT_CapitalReserveTextblock
Namespace Prefix:	CLWT_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration