Quarterly report pursuant to Section 13 or 15(d)

Bank Loans (Details Textual)

v3.2.0.727
Bank Loans (Details Textual) - USD ($)
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2015
Jun. 30, 2014
Dec. 31, 2014
Bank loans [Textual]          
Annual interest rate         6.8775%
Weighted average interest rate for long-term bank loans 6.00% 6.70% 6.00% 6.70%  
Weighted average interest rate for short-term bank loans 2.80% 5.20% 2.80% 5.20%  
Interest expense $ 1,085,551 $ 1,491,689 $ 2,039,195 $ 3,002,199  
Construction - in - progress $ 0 $ 214,911 $ 0 $ 214,911 $ 592,998
Variable annual interest rate description     Variable annual interest rate based on LIBOR(1) plus 245 basis points.    
China Minsheng Bank [Member]          
Bank loans [Textual]          
Annual interest rate         7.741%
Debt Instrument, maturity date     Mar. 16, 2015   Mar. 16, 2015
Fujian Haixia Bank [Member]          
Bank loans [Textual]          
Annual interest rate         8.40%
Debt Instrument, maturity date     Mar. 22, 2015   Mar. 22, 2015
Export-Import Bank of China [Member]          
Bank loans [Textual]          
Annual interest rate 5.25%   5.25%   6.40%
Debt Instrument, maturity date     Dec. 10, 2017   Dec. 10, 2017
Export-Import Bank of China One [Member]          
Bank loans [Textual]          
Annual interest rate 5.25%   5.25%   6.40%
Debt Instrument, maturity date     Dec. 10, 2017   Dec. 10, 2017
Export-Import Bank of China Two [Member]          
Bank loans [Textual]          
Annual interest rate 5.25%   5.25%   6.40%
Debt Instrument, maturity date     Dec. 10, 2017   Dec. 10, 2017
Export-Import Bank of China Three [Member]          
Bank loans [Textual]          
Annual interest rate 5.25%   5.25%   6.40%
Debt Instrument, maturity date     Dec. 10, 2017   Dec. 10, 2017
China Development Bank (Member]          
Bank loans [Textual]          
Annual interest rate 5.67%   5.67%   6.8775%
Debt Instrument, maturity date     Nov. 27, 2023   Nov. 27, 2023
China Development Bank [Member]          
Bank loans [Textual]          
Annual interest rate 3.1374%   3.1374%   3.1374%
Debt Instrument, maturity date     Jul. 22, 2015   Jul. 22, 2015
China Development Bank One [Member]          
Bank loans [Textual]          
Annual interest rate         2.777%
Debt Instrument, maturity date     Mar. 09, 2015   Mar. 09, 2015
China Development Bank Two [Member]          
Bank loans [Textual]          
Annual interest rate 2.777%   2.777%   2.777%
Debt Instrument, maturity date     Nov. 24, 2015   Nov. 24, 2015
China Development Bank Three [Member]          
Bank loans [Textual]          
Annual interest rate 2.80%   2.80%   2.80%
Debt Instrument, maturity date     Dec. 22, 2015   Dec. 22, 2015
China Development Bank Four [Member]          
Bank loans [Textual]          
Annual interest rate 2.8074%   2.8074%   2.8074%
Debt Instrument, maturity date     Dec. 29, 2015   Dec. 29, 2015
Industrial and Commercial Bank of China [Member]          
Bank loans [Textual]          
Annual interest rate         2.20%
Debt Instrument, maturity date     Jan. 23, 2015   Jan. 23, 2015
Industrial and Commercial Bank of China One [Member]          
Bank loans [Textual]          
Annual interest rate         2.00%
Debt Instrument, maturity date     Feb. 17, 2015   Feb. 17, 2015
China Development Bank Five [Member]          
Bank loans [Textual]          
Annual interest rate 2.927%   2.927%    
Debt Instrument, maturity date     Feb. 11, 2016   Feb. 11, 2016