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Taxes (Details Textual) - USD ($)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Taxes (Textual)        
Corporate income tax rate 25.00% 25.00% 25.00%  
Estimated tax savings preferred tax rates $ 86,898 $ 266,125 $ 196,303  
Per share effect of the tax exemption $ 0.004 $ 0.01 $ 0.01  
Deferred tax assets $ 551,534 $ 296,535    
Increases in valuation allowance $ 302,129 $ 283,160    
VAT rate 17.00%      
Percentage of taxable income     10.00% 10.00%
R&D expense approved by local tax authority deducted from tax income 150.00%      
Beijing REIT [Member]        
Taxes (Textual)        
Favorable income tax rate 15.00%