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Related Party Transactions (Details)
1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Oct. 14, 2016
USD ($)
Mar. 01, 2015
USD ($)
Dec. 10, 2014
USD ($)
Aug. 07, 2013
USD ($)
Aug. 07, 2013
CNY (¥)
Jan. 01, 2013
Nov. 23, 2018
USD ($)
Feb. 28, 2018
USD ($)
Jun. 30, 2020
USD ($)
Jun. 30, 2019
USD ($)
Jun. 30, 2020
USD ($)
Jun. 30, 2019
USD ($)
Dec. 31, 2019
USD ($)
Dec. 31, 2016
USD ($)
Dec. 31, 2015
USD ($)
Jul. 13, 2015
USD ($)
Mar. 01, 2015
CNY (¥)
Related Party Transactions (Details) [Line Items]                                  
Loan paid off                         $ 94,636        
Outstanding loan balance                 $ 3,291,192   $ 3,291,192   3,411,600        
Accrued interest                 196,624   196,624            
Loan from related parties, interest expense                                
Amount due to shareholder                 657,433   657,433   483,433        
Mr. Zhenyong Liu [Member]                                  
Related Party Transactions (Details) [Line Items]                                  
Term of loan 3 years                                
Loan paid off               $ 20,400             $ 2,249,279    
Interest paid                           $ 288,596 $ 391,374    
Loans payable to related party                            
Repayment of related party loans                           $ 6,012,416      
Outstanding loan balance                 42,376   42,376   43,003        
Loan from related parties, interest expense                 $ 23,865   $ 48,180          
Chief Executive Officer [Member]                                  
Related Party Transactions (Details) [Line Items]                                  
Term of loan   3 years                              
Loans payable to related party $ 2,883,091 $ 16,950,350                           $ 4,324,636 ¥ 120,000,000
Outstanding loan balance                              
Accrued interest                 194,134   194,134   197,009        
Chief Executive Officer [Member] | Mr. Zhenyong Liu [Member]                                  
Related Party Transactions (Details) [Line Items]                                  
Accrued interest                 598,589   598,589   607,453        
Dongfang Paper [Member] | Mr. Zhenyong Liu [Member]                                  
Related Party Transactions (Details) [Line Items]                                  
Loan paid off             $ 158,651                    
Other payables and accrued liabilities                 $ 362,079   $ 362,079   $ 367,441        
Loans payable to related party     $ 8,483,083                            
Interest rate on loans     4.35%                            
Repayment of related party loans             $ 3,768,579 $ 1,507,432                  
Dongfang Paper [Member] | Mr. Zhenyong Liu [Member]                                  
Related Party Transactions (Details) [Line Items]                                  
Term of loan           3 years                      
Hebei Fangsheng [Member]                                  
Related Party Transactions (Details) [Line Items]                                  
Sale price of industrial land use rights       $ 2,770,000                          
Sale price of industrial building       1,150,000                          
Sale price of dormitory buildings       4,310,000                          
Rental payment       $ 142,019 ¥ 1,000,000                        
Lease expiration date, description       August 2016 August 2016                        
Extend lease term       4 years 4 years