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Accrued Expenses and Other Current Liabilities (Details) - USD ($) $ in Thousands | Mar. 31, 2020 | Mar. 31, 2019
--- | --- | ---
Accrued Liabilities Current and Other Liabilities Current [Abstract] |  |
Accrued payroll | $ 134 | $ 822
Accrued housing allowance | 214 | 294
Accrued other social benefits | 1,167 | 1,087
Deposits received from customers | 39 | 25
Unbilled purchases from suppliers |  | 35
Accrued audit fee | 430 | 251
Others | 310 | 475
Accrued Expenses and Other Current Liabilities | $ 2,294 | $ 2,989

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