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Property, Plant and Equipment, Net | 12 Months Ended
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Mar. 31, 2021
Property, Plant and Equipment [Abstract] |
PROPERTY, PLANT AND EQUIPMENT, NET |
| 8. | PROPERTY, PLANT AND EQUIPMENT, NET
Property, plant and equipment, net consisted of the following:
|  | As of March 31, |
|  | 2020 |  |  | 2021 |
|  | $ |  |  | $ |
At cost: |  |  |  |  |  |  |  |
Machinery and equipment |  |  | 12,135 |  |  |  | 11,738 |
Furniture and fixtures |  |  | 90 |  |  |  | 91 |
Leasehold improvements |  |  | 1,120 |  |  |  | 1,114 |
Motor vehicles |  |  | 162 |  |  |  | 167 |
Total |  |  | 13,507 |  |  |  | 13,110 |
Less: Accumulated depreciation and impairment |  |  | (12,629 | ) |  |  | (12,277 | )
Property, plant and equipment, net |  |  | 878 |  |  |  | 833 |
Depreciation expense incurred for the years ended March 31, 2019, 2020 and 2021 were $261, $145 and $159, respectively. Impairment of property, plant and equipment amounting to $233, $nil and $nil incurred during the years ended March 31, 2019, 2020 and 2021, respectively.

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- Definition The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99893-112916 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -URI http://asc.fasb.org/topic&trid=2155823 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=120429125&loc=SL120174063-112916 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99779-112916 + Details
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