Bank Loans (Details) (USD $)	Mar. 31, 2013	Dec. 31, 2012
Long-term Debt	$ 5,720,451	$ 6,099,309
Installment Loan Having A Maturity Date In July 28, 2014 [Member]
Long-term Debt	205,128	243,590
Installment Loan Having A Maturity Date In April 18, 2015 [Member]
Long-term Debt	1,068,376	1,196,581
Installment Loan Having A Maturity Date In April 25, 2015 [Member]
Long-term Debt	1,415,718	1,574,812
Installment Loan Having A Maturity Date In June 2, 2023 [Member]
Long-term Debt	446,439	456,123
Installment Loan Having A Maturity Date In September 15, 2023 [Member]
Long-term Debt	572,792	584,573
Installment Loan Having A Maturity Date In June 2, 2026 [Member]
Long-term Debt	692,370	703,598
Installment Loan Having A Maturity Date In July 21, 2026 [Member]
Long-term Debt	$ 1,319,628	$ 1,340,032