Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Details)

v3.20.1
Summary of Significant Accounting Policies (Details) - Cash [Member] - USD ($)
3 Months Ended 12 Months Ended
Mar. 31, 2020
Dec. 31, 2019
Total cash $ 635,271 $ 764,891
Percentage of concentrations of credit risk 100.00% 100.00%
United States [Member]    
Total cash $ 312,818 $ 371,929
Percentage of concentrations of credit risk 49.20% 48.60%
China [Member]    
Total cash $ 322,453 $ 392,962
Percentage of concentrations of credit risk 50.80% 51.40%