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Revenue
12 Months Ended
Mar. 31, 2018
Text block1 [abstract]  
Revenue

20. Revenue

 

     Year ended March 31,  
     2016      2017      2018  

Rendering of services

   481,369      522,061      524,543  

Sales of products

     31,071        28,341        20,328  
  

 

 

    

 

 

    

 

 

 
   512,440      550,402      544,871