Quarterly report pursuant to Section 13 or 15(d)

Related Party Transactions (Details)

v3.21.1
Related Party Transactions (Details) - USD ($)
1 Months Ended 3 Months Ended 6 Months Ended 9 Months Ended
Aug. 29, 2019
Mar. 18, 2019
Mar. 31, 2021
Mar. 31, 2020
Jun. 30, 2020
Sep. 30, 2019
Dec. 31, 2020
Related Party Transactions (Details) [Line Items]              
Accrued liabilities and other payables     $ 213,105       $ 167,956
Outstanding principal balance     390,000       390,000
Promissory note maturity date Dec. 31, 2024            
Outstanding line of credit     3,305,249       $ 3,200,000
Interest expense related party     $ 45,149 $ 42,169      
Line of Credit Agreement [Member]              
Related Party Transactions (Details) [Line Items]              
Line of credit $ 20,000,000            
Interest rate 5.00%            
Genexosome [Member]              
Related Party Transactions (Details) [Line Items]              
Ownership of percentage     40.00%       40.00%
Wenzhao Lu [Member]              
Related Party Transactions (Details) [Line Items]              
Consideration cash   $ 1,000,000          
Outstanding principal balance   $ 1,000,000          
Promissory Note interest percentage   5.00%          
Promissory note maturity date   Mar. 19, 2022          
Principal repaid amount         $ 200,000 $ 410,000  
Chief Executive Officer [Member] | David Jin [Member]              
Related Party Transactions (Details) [Line Items]              
Accrued liabilities and other payables     $ 450,000        
Chief Operating Officer [Member] | Dr. Yu Zhou [Member]              
Related Party Transactions (Details) [Line Items]              
Consideration cash     100,000       $ 100,000
Board of Directors [Member] | Wenzhao Lu [Member]              
Related Party Transactions (Details) [Line Items]              
Accrued liabilities and other payables     $ 213,105       $ 167,956