Lines of credit (Tables)

6 Months Ended

Jun. 30, 2013

Lines of credit [Abstract]

Schedule of Lines of Credit

The Company entered into various credit contracts and revolving lines of credit, which were used for short-term loans and bank acceptance bills. The following tables summarize the unused lines of credit as of June 30, 2013 and December 31, 2012:

	June 30, 2013 (Unaudited)
Lender	Starting date	Maturity date	Line of credit		Unused line of credit
			$		$
Shanghai Commercial & Savings Bank	8/29/2012	8/29/2013		2,600,000		850,000
Shanghai Commercial & Savings Bank	9/7/2012	9/6/2013		6,000,000		3,000,000
Industrial and Commercial Bank of China	7/26/2012	7/25/2015		6,471,968		2,962,220
China Citic Bank	3/29/2013	3/29/2014		7,280,964		5,667,826
Ping An Bank Co., Ltd	12/7/2012	11/21/2013		22,651,889		19,140,846
Bank of China	1/25/2013	1/25/2014		3,235,984		22,005
Bank of China	1/10/2013	1/10/2014		11,325,944		1,298,018
Industrial and Commercial Bank of China (MACAU)LIMITED	3/14/2013	9/19/2013		3,000,000		-
China Everbright Bank	5/30/2013	5/29/2014		6,471,968		3,898,714
Total				69,038,717		32,839,629

	December 31, 2012
Lender	Starting date	Maturity date	Line of credit		Unused line of credit
			$		$
Bank of China	1/13/ 2012	1/12/2013		8,024,008		457,047
Wing Lung Bank Ltd.	3/29/2012	3/28/2013		2,600,000		-
Wing Lung Bank Ltd.	4/20/2012	4/19/2013		2,709,398		-
Shanghai Commercial & Savings Bank	7/31/2012	6/7/2013		4,000,000		-
Shanghai Commercial & Savings Bank	8/29/2012	8/29/2013		2,600,000		850,000
Shanghai Commercial & Savings Bank	9/7/2012	9/6/2013		6,000,000		3,000,000
Industrial and Commercial Bank of China	7/26/2012	7/25/2015		6,419,206		2,321,345
Ping An  Bank Co., Ltd	12/7/2012	11/21/2013		22,467,222		13,645,467
China Everbright Bank	8/1/2012	7/31/2013		8,024,008		8,024,008
China Resources Bank Of Zhuhai	4/28/2012	4/28/2013		6,419,206		6,419,206
Total				69,263,048		34,717,073