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v3.21.2

Concentrations of Credit Risk and Major Customers (Details) - Schedule of accounts receivable - Accounts Receivable [Member] | 12 Months Ended
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Mar. 31, 2021 | Mar. 31, 2020
Concentrations of Credit Risk and Major Customers (Details) - Schedule of accounts receivable [Line Items] |  |  |  |
Three largest receivable balances | 78.60% |  | 72.90% |
Customer A [Member] |  |  |  |
Concentrations of Credit Risk and Major Customers (Details) - Schedule of accounts receivable [Line Items] |  |  |  |
Three largest receivable balances | 43.50% |  | 47.40% |
Customer B [Member] |  |  |  |
Concentrations of Credit Risk and Major Customers (Details) - Schedule of accounts receivable [Line Items] |  |  |  |
Three largest receivable balances | 12.20% |  |  | [1]
Customer C [Member] |  |  |  |
Concentrations of Credit Risk and Major Customers (Details) - Schedule of accounts receivable [Line Items] |  |  |  |
Three largest receivable balances | 10.80% |  | 18.40% |
Customer D [Member] |  |  |  |
Concentrations of Credit Risk and Major Customers (Details) - Schedule of accounts receivable [Line Items] |  |  |  |
Three largest receivable balances |  | [1] | 7.10% |
Customer E [Member] |  |  |  |
Concentrations of Credit Risk and Major Customers (Details) - Schedule of accounts receivable [Line Items] |  |  |  |
Three largest receivable balances | 12.10% |  |  | [1]
[1] | Not among the top three receivable balances or individually comprised 10% or more of receivable balance as of respective year end.

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