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7. Prepayments and other current assets (Tables) | 12 Months Ended
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Dec. 31, 2016
Cost and estimated earnings in excess of billings |
|  | 2016 |  |  | 2015 |
|  | US$’000 |  |  | US$’000 |
Cost & estimated earnings in excess of billings |  |  | 343 |  |  |  | 144 |
Deposit paid |  |  | 70 |  |  |  | 57 |
Prepayment |  |  | 221 |  |  |  | 59 |
Other receivables |  |  | 156 |  |  |  | 214 |
Other tax recoverable |  |  | 25 |  |  |  | 26 |
|  |  | 815 |  |  |  | 500 |
ZHEJIANG JIAHUAN |
Cost and estimated earnings in excess of billings |
|  | 2016 |  |  | 2015 |
|  | RMB’000 |  |  | RMB’000 |
Prepayments and other receivables |  |  | 11,994 |  |  |  | 13,039 |
Deposits |  |  | 3,448 |  |  |  | 4,433 |
|  |  | 15,442 |  |  |  | 17,472 |
ZHEJIANG TIANLAN |
Cost and estimated earnings in excess of billings |
|  | 2016 |  |  | 2015 |
|  | RMB’000 |  |  | RMB’000 |
Cost and estimated earnings in excess of billing |  |  | 70,786 |  |  |  | 97,640 |
Prepayment |  |  | 24,100 |  |  |  | 13,828 |
Other receivables |  |  | 14,851 |  |  |  | 8,090 |
Other current assets |  |  | 1,320 |  |  |  | - |
|  |  | 111,057 |  |  |  | 119,558 |
Cost and estimated earnings in excess of billings
|  | 2016 |  |  | 2015 |
|  | RMB’000 |  |  | RMB’000 |
Contracts costs incurred plus estimated earnings |  |  | 389,534 |  |  |  | 160,634 |
Less: Progress billings |  |  | (318,748 | ) |  |  | (62,994 | )
Cost and estimated earnings in excess of billings |  |  | 70,786 |  |  |  | 97,640 |

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