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4. Income taxes (Details) ¥ in Thousands, $ in Thousands | 12 Months Ended
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Dec. 31, 2014 CNY (¥) | Dec. 31, 2014 USD ($) | Dec. 31, 2013 CNY (¥) | Dec. 31, 2013 USD ($) | Dec. 31, 2012 CNY (¥) | Dec. 31, 2012 USD ($)
Profit/(loss before) income taxes/(benefit): The PRC and Hong Kong |  | $ (879) |  | $ (157) |  | $ 13
The provision for income taxes consists of: |  |  |  |  |  |
Current tax expenses: The PRC and Hong Kong |  | 8 |  | 47 |  | 117
Total current provision |  | 8 |  | 47 |  | 117
Deferred tax benefit: The PRC and Hong Kong |  | 10 |  | 26 |  | 25
Total deferred provision |  | $ 10 |  | $ 26 |  | $ 25
ZHEJIANG TIANLAN |  |  |  |  |  |
The provision for income taxes consists of: |  |  |  |  |  |
Current PRC EIT Domestic | ¥ | ¥ 2,159 |  | ¥ 3,110 |  | ¥ 1,650 |
Total current provision | ¥ | 2,159 |  | 3,110 |  | 1,650 |
Deferred tax benefit: | ¥ | (1,391) |  | (447) |  | 784 |
Total deferred provision | ¥ | ¥ (1,391) |  | ¥ (447) |  | ¥ 784 |

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