Bank Loans (Details Textual)	3 Months Ended		3 Months Ended		3 Months Ended		3 Months Ended		3 Months Ended		3 Months Ended		3 Months Ended		3 Months Ended
	Mar. 31, 2013 Installment Loan Having Maturity Date In July 28 2014 [Member] USD ($)	Dec. 31, 2012 Installment Loan Having Maturity Date In July 28 2014 [Member]	Mar. 31, 2013 Installment Loan Having Maturity Date In April 18 2015 [Member] USD ($)	Dec. 31, 2012 Installment Loan Having Maturity Date In April 18 2015 [Member]	Mar. 31, 2013 Installment Loan Having Maturity Date In April 25 2015 [Member] USD ($)	Dec. 31, 2012 Installment Loan Having Maturity Date In April 25 2015 [Member]	Mar. 31, 2013 Installment Loan Having Maturity Date In June 2 2023 [Member] USD ($)	Dec. 31, 2012 Installment Loan Having Maturity Date In June 2 2023 [Member]	Mar. 31, 2013 Installment Loan Having Maturity Date In September 15 2023 [Member] USD ($)	Dec. 31, 2012 Installment Loan Having Maturity Date In September 15 2023 [Member]	Mar. 31, 2013 Installment Loan Having Maturity Date In June 2 2026 [Member] USD ($)	Dec. 31, 2012 Installment Loan Having Maturity Date In June 2 2026 [Member]	Mar. 31, 2013 Installment Loan Having Maturity Date In July 21 2026 [Member] USD ($)	Dec. 31, 2012 Installment Loan Having Maturity Date In July 21 2026 [Member]	Mar. 31, 2013 DBS Bank [Member] USD ($)	Mar. 31, 2013 DBS Bank [Member] HKD
Debt Instrument, Maturity Date	Jul. 28, 2014		Apr. 18, 2015		Apr. 25, 2015		Jun. 02, 2023		Sep. 15, 2023		Jun. 02, 2026		Jul. 21, 2026
Debt Instrument, Basis Spread on Variable Rate	0.25%		0.25%		0.50%		2.00%		(2.50%)		2.00%		(2.40%)
Debt Instrument, Interest Rate at Period End	5.25%	5.25%	5.25%	5.25%	5.25%	5.25%	0.23%	0.28%	5.25%	5.25%	0.23%	0.28%	5.25%	5.25%
Debt Instrument, Periodic Payment	$ 13,819		$ 47,828		$ 60,233		$ 4,064		$ 5,240		$ 5,033		$ 9,925
Cash Deposit															$ 840,897	6,559,000