Quarterly report pursuant to Section 13 or 15(d)

Segment Information (Details) - Schedule of identifiable long-lived tangible assets

v3.21.1
Segment Information (Details) - Schedule of identifiable long-lived tangible assets - USD ($)
Mar. 31, 2021
Dec. 31, 2020
Segment Information (Details) - Schedule of identifiable long-lived tangible assets [Line Items]    
Identifiable long-lived tangible assets $ 8,084,912 $ 8,164,801
United States [Member]    
Segment Information (Details) - Schedule of identifiable long-lived tangible assets [Line Items]    
Identifiable long-lived tangible assets 7,718,174 7,764,947
China [Member]    
Segment Information (Details) - Schedule of identifiable long-lived tangible assets [Line Items]    
Identifiable long-lived tangible assets $ 366,738 $ 399,854