Annual report pursuant to Section 13 and 15(d)

Long-term loans (Details)

v3.7.0.1
Long-term loans (Details) - USD ($)
Dec. 31, 2016
Dec. 31, 2015
Debt Instrument [Line Items]    
Long term loans from Bank of China   $ 1,845,245
Less: current portion of long-term loans $ 0 1,845,245
Long-term loans, net of current portion   $ 0