Quarterly report pursuant to sections 13 or 15(d)

COST AND ESTIMATED EARNINGS IN EXCESS OF BILLINGS ON CONTRACTS IN PROGRESS (Details)

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COST AND ESTIMATED EARNINGS IN EXCESS OF BILLINGS ON CONTRACTS IN PROGRESS (Details) (USD $)
6 Months Ended 12 Months Ended
Jun. 30, 2013
Dec. 31, 2012
Estimated contract value $ 30,596,496 $ 29,286,872
Total revenue recognized 8,768,080 8,742,583
Amount received 465,348 670,650
Cost and estimated earnings in excess of billings on contracts in progress 8,341,705 8,133,021 [1]
Panjin Vessels Ship Maintenance Area Reclamation V [Member]
   
Estimated contract value   5,200,826
Total revenue recognized   2,543,882
Amount received   453,400
Cost and estimated earnings in excess of billings on contracts in progress   2,090,482
Status of contract (Completion %)   49.00%
Panjin Vessels Ship Maintenance Area Reclamation Vi [Member]
   
Estimated contract value   4,829,338
Total revenue recognized   1,073,186
Amount received   0
Cost and estimated earnings in excess of billings on contracts in progress   1,085,055
Status of contract (Completion %)   22.00%
Yingkou Economic Area Xiongyue Reclamation and Bank Retrival I [Member]
   
Estimated contract value   7,448,801
Total revenue recognized   1,406,996
Amount received   0
Cost and estimated earnings in excess of billings on contracts in progress   1,422,556
Status of contract (Completion %)   19.00%
Guangdong Datang Chaozhou Sanbaimen Dredging Ii [Member]
   
Estimated contract value   1,719,321
Total revenue recognized   674,243
Amount received   0
Cost and estimated earnings in excess of billings on contracts in progress   681,700
Status of contract (Completion %)   39.00%
Jiangsu Qidongshi Yuantuojiao Reclamation Iii [Member]
   
Estimated contract value   9,247,500
Total revenue recognized   2,369,194
Amount received   0
Cost and estimated earnings in excess of billings on contracts in progress   2,395,396
Status of contract (Completion %)   26.00%
Fujian Meizhouwan Xiuyugang Dredging Ii [Member]
   
Estimated contract value   841,086
Total revenue recognized   675,082
Amount received   217,250
Cost and estimated earnings in excess of billings on contracts in progress   457,832
Status of contract (Completion %)   80.00%
Panjin Vessels Ship Maintenance Area Reclamation VII [Member]
   
Estimated contract value 4,353,594  
Total revenue recognized 3,294,612  
Amount received 465,348  
Cost and estimated earnings in excess of billings on contracts in progress 2,829,264  
Status of contract (Completion %) 76.00%  
Yingkou Economic Area Steel Port Dredging I [Member]
   
Estimated contract value 5,300,028  
Total revenue recognized 1,648,897  
Amount received 0  
Cost and estimated earnings in excess of billings on contracts in progress 2,295,290  
Status of contract (Completion %) 31.00%  
Yingkou Economic Area Steel Port Dredging II [Member]
   
Estimated contract value 13,060,782  
Total revenue recognized 2,279,063  
Amount received 0  
Cost and estimated earnings in excess of billings on contracts in progress 1,660,638  
Status of contract (Completion %) 17.00%  
Jiangsu Nantong Dredging I [Member]
   
Estimated contract value 7,882,092  
Total revenue recognized 1,545,508  
Amount received 0  
Cost and estimated earnings in excess of billings on contracts in progress $ 1,556,513  
Status of contract (Completion %) 20.00%  
[1] Represents the consolidation retrospectively restated as if Pingtan Marine Enterprise Ltd. (formerly known as China Growth Equity Investment Ltd.) completed its merger with China Dredging Group Co., Ltd. and the share purchase of Merchant Supreme Co., Ltd. on January 1, 2012 rather than on February 25, 2013.