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SHAREHOLDERS' EQUITY (Details) |  |  |  | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | ---
Sep. 17, 2021 USD ($) | Aug. 09, 2021 USD ($) $ / shares shares | Aug. 24, 2020 | Mar. 31, 2022 USD ($) $ / shares shares | Mar. 31, 2021 $ / shares shares | Aug. 23, 2020
Subsidiary, Sale of Stock [Line Items] |  |  |  |  |  |
Ordinary shares, shares authorized (in shares) |  |  |  | 500,000,000 | 500,000,000 |
Ordinary shares, par value (in US dollars per share) | $ / shares |  |  |  | $ 0.0001 | $ 0.0001 |
Ordinary shares, shares issued (in shares) |  |  |  | 69,763,933 | 50,016,457 |
Ordinary shares, shares outstanding (in shares) |  |  |  | 68,598,050 | 48,850,574 |
ADS ratio |  |  | 3 |  |  | 1
Reverse ADS split ratio |  |  | 3 |  |  |
Aggregate purchase price | $ |  |  |  | $ 10,017,200 |  |
Net proceeds | $ |  |  |  | $ 10,017,200 |  |
Number of warrants outstanding |  |  |  | 6,340,000 | 0 |
Number of shares to purchase warrants |  |  |  | 19,020,000 |  |
Weighted average exercise price of warrants | $ / shares |  |  |  | $ 3.0 |  |
Remaining contractual life of warrants |  |  |  | 4 years 6 months |  |
Private placement offering |  |  |  |  |  |
Subsidiary, Sale of Stock [Line Items] |  |  |  |  |  |
Ordinary shares, par value (in US dollars per share) | $ / shares |  | $ 0.0001 |  |  |  |
Number of units issued |  | 6,340,000 |  |  |  |
Number of shares in a Unit |  | 3 |  |  |  |
Number of shares to purchase a warrant |  | 3 |  |  |  |
Exercise price of warrants | $ / shares |  | $ 3.00 |  |  |  |
Price per Unit | $ / shares |  | $ 1.58 |  |  |  |
Aggregate purchase price | $ |  | $ 10,020,000.00 |  |  |  |
Net proceeds | $ | $ 10,000,000.0 |  |  |  |  |
Term for exercise of warrants on a cashless basis |  |  |  | 6 months |  |
Term of warrants (in years) |  |  |  | 5 years |  |

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