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CERTAIN RISKS AND CONCENTRATIONS (Details) (China Dredging Group Co Ltd [Member])
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3 Months Ended | 6 Months Ended | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
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Jun. 30, 2013
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Jun. 30, 2012
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Jun. 30, 2013
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Jun. 30, 2012
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| Concentration Risk, Percentage | 79.00% | 77.00% | 90.00% | 68.00% | ||||||
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CCCC Shanghai Dredging Co., Ltd [Member]
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| Concentration Risk, Percentage | 0.00% | [1] | 14.00% | [1] | 0.00% | [1] | 21.00% | [1] | ||
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CCCC Tianjin Dredging Co., [Member]
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| Concentration Risk, Percentage | 0.00% | [1] | 17.00% | [1] | 0.00% | [1] | 18.00% | [1] | ||
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CCCC Guangzhou Dredging Co [Member]
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| Concentration Risk, Percentage | 41.00% | [1] | 23.00% | [1] | 31.00% | [1] | 18.00% | [1] | ||
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Guangdong Jindonghai Holding Co [Member]
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| Concentration Risk, Percentage | 0.00% | 10.00% | 17.00% | 0.00% | ||||||
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Nanjing Shuili Engineering Co [Member]
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| Concentration Risk, Percentage | 15.00% | 13.00% | 19.00% | 11.00% | ||||||
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China Gezhouba Group Co [Member]
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| Concentration Risk, Percentage | 23.00% | 0.00% | 23.00% | 0.00% | ||||||
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