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Short-term Loans (Details Textual)
1 Months Ended 12 Months Ended
May 31, 2018
USD ($)
May 31, 2018
CNY (¥)
Dec. 31, 2018
USD ($)
Dec. 31, 2017
USD ($)
Dec. 31, 2017
CNY (¥)
Dec. 31, 2016
USD ($)
Dec. 31, 2018
CNY (¥)
Sep. 30, 2018
USD ($)
Sep. 30, 2018
CNY (¥)
May 31, 2018
CNY (¥)
Feb. 28, 2018
USD ($)
Feb. 28, 2018
CNY (¥)
Oct. 31, 2017
USD ($)
Oct. 31, 2017
CNY (¥)
Jul. 31, 2017
USD ($)
Jul. 31, 2017
CNY (¥)
Apr. 30, 2017
USD ($)
Apr. 30, 2017
CNY (¥)
Jan. 31, 2017
USD ($)
Jan. 31, 2017
CNY (¥)
Jun. 30, 2016
USD ($)
Jun. 30, 2016
CNY (¥)
Short-Term Loans (Textual)                                            
Borrow an aggregate amount     $ 8,858,457 $ 7,540,381                                    
Interest expense on all short-term bank loans     480,452 $ 365,964   $ 635,875                                
China Merchants Bank [Member]                                            
Short-Term Loans (Textual)                                            
Borrow an aggregate amount $ 4,400,000                                       $ 2,900,000  
Land use right 400,000                                          
Property with carrying value of the collateral $ 1,000,000                                          
China Merchants Bank [Member] | Minimum [Member]                                            
Short-Term Loans (Textual)                                            
Effective interest rate, percentage 5.655%                 5.655%                        
China Merchants Bank [Member] | Maximum [Member]                                            
Short-Term Loans (Textual)                                            
Effective interest rate, percentage 6.96%                 6.96%                        
China Merchants Bank [Member] | RMB [Member]                                            
Short-Term Loans (Textual)                                            
Borrow an aggregate amount | ¥                   ¥ 30,000,000                       ¥ 20,000,000
Land use right | ¥   ¥ 3,100,000                                        
Property with carrying value of the collateral | ¥                   ¥ 7,200,000                        
Beijing Bank [Member]                                            
Short-Term Loans (Textual)                                            
Borrow an aggregate amount                     $ 2,900,000   $ 4,600,000   $ 4,600,000   $ 4,600,000   $ 4,600,000      
Beijing Bank [Member] | Minimum [Member]                                            
Short-Term Loans (Textual)                                            
Effective interest rate, percentage                     5.22% 5.22%                    
Beijing Bank [Member] | Maximum [Member]                                            
Short-Term Loans (Textual)                                            
Effective interest rate, percentage                     5.4475% 5.4475%                    
Beijing Bank [Member] | RMB [Member]                                            
Short-Term Loans (Textual)                                            
Borrow an aggregate amount | ¥                       ¥ 20,000,000   ¥ 30,000,000   ¥ 30,000,000   ¥ 30,000,000   ¥ 30,000,000    
Bank of Communications [Member]                                            
Short-Term Loans (Textual)                                            
Borrow an aggregate amount               $ 1,500,000                            
Effective interest rate, percentage               5.0025% 5.0025%                          
Bank of Communications [Member] | RMB [Member]                                            
Short-Term Loans (Textual)                                            
Borrow an aggregate amount | ¥                 ¥ 10,000,000                          
Haikong Holdings Microfinance Co., Ltd [Member]                                            
Short-Term Loans (Textual)                                            
Borrow an aggregate amount     $ 220,000                                      
Effective interest rate, percentage     19.20%       19.20%                              
Property with carrying value of the collateral     $ 200,000                                      
Haikong Holdings Microfinance Co., Ltd [Member] | RMB [Member]                                            
Short-Term Loans (Textual)                                            
Borrow an aggregate amount | ¥             ¥ 1,500,000                              
Property with carrying value of the collateral     $ 1,400,000                                      
Haikou United Bank [Member]                                            
Short-Term Loans (Textual)                                            
Borrow an aggregate amount                                     $ 150,000      
Short term loan, description       The remaining loan was repaid upon maturity during the year ended December 31, 2018 The remaining loan was repaid upon maturity during the year ended December 31, 2018                                  
Repaid debt outstanding       $ 30,000                                    
Haikou United Bank [Member] | RMB [Member]                                            
Short-Term Loans (Textual)                                            
Borrow an aggregate amount | ¥                                       ¥ 1,000,000    
Repaid debt outstanding | ¥         ¥ 200,000