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LEASES - Schedule of maturities of undiscounted lease liabilities (Details) - USD ($)
Mar. 31, 2022
Nov. 30, 2020
Oct. 31, 2020
Leases [Abstract]      
Year ending March 31, 2023 $ 213,129    
Year ending March 31, 2024 137,819    
Year ending March 31, 2025 23,075    
Total lease payments 374,022    
Less: Imputed interest (20,704)    
Total lease obligations $ 353,318 $ 177,629 $ 337,932