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Summary of Significant Accounting Policies (Details Textual) - USD ($)
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Summary of Significant Accounting Policies (Textual)      
Accounts receivable past due terms 1 year    
Value added tax payable, Percentage 17.00%    
Tax benefit, description Greater than 50%.    
Voting power, description More than 50%.    
Voting ownership interest, description More than 50%.    
Continuing operations [Member]      
Summary of Significant Accounting Policies (Textual)      
Warranty expense $ (130,885) $ 141,449 $ (120,105)
Government subsidies 17,394 0 0
Research and development costs 344,575 1,192,930 1,902,638
Advertising expenses $ 76,592 56,338 1,417,243
Discontinued operations [Member]      
Summary of Significant Accounting Policies (Textual)      
Warranty expense   0 5,118
Government subsidies  
Research and development costs   0 596,025
Advertising expenses   $ 190,715
Minimum [Member]      
Summary of Significant Accounting Policies (Textual)      
Accounts receivable terms 60 days    
Maximum [Member]      
Summary of Significant Accounting Policies (Textual)      
Accounts receivable terms 180 days