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Property, Plant and Equipment, Net
 12 Months Ended
Mar. 31, 2022
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, 
   2021   2022 
   $   $ 
At cost:        
Machinery and equipment   11,738    11,707 
Furniture and fixtures   91    89 
Leasehold improvements   1,114    1,086 
Motor vehicles   167    168 
           
Total   13,110    13,050 
Less: Accumulated depreciation and impairment   (12,277)   (12,407)
           
Property, plant and equipment, net   833    643 

 

Depreciation expense incurred for the years ended March 31, 2020, 2021 and 2022 were $145, $159 and $162, respectively.

 

No impairment of property, plant and equipment was recognized during the years ended March 31, 2020, 2021 and 2022, respectively.