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v3.21.2

Segment Information (Details) - Schedule of geographical segment - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Mar. 31, 2021 | Mar. 31, 2020 | Mar. 31, 2019
Revenue from contracts with customers: |  |  |
Total revenue from contracts with customers | $ 9,168 | $ 12,558 | $ 14,277
Property, plant and equipment, net: |  |  |
Total property, plant and equipment, net | 833 | 878 |
Hong Kong and China [Member] |  |  |
Revenue from contracts with customers: |  |  |
Total revenue from contracts with customers | 1,554 | 2,186 | 2,794
Property, plant and equipment, net: |  |  |
Total property, plant and equipment, net | 98 | 127 |
Europe [Member] |  |  |
Revenue from contracts with customers: |  |  |
Total revenue from contracts with customers | 7,269 | 9,790 | 10,901
Other Asian countries [Member] |  |  |
Revenue from contracts with customers: |  |  |
Total revenue from contracts with customers | 37 |  | 128
North America [Member] |  |  |
Revenue from contracts with customers: |  |  |
Total revenue from contracts with customers | 308 | 582 | $ 454
Myanmar [Member] |  |  |
Property, plant and equipment, net: |  |  |
Total property, plant and equipment, net | $ 735 | $ 751 |

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