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  , 2019 '19
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 .-2019                                   
 .-2019                                   
  -2019                                   
 -2019                                   
 SEMIEXPO RUSSIA 2019                                   
 
-2019                                   
 
  , 2019 '19
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 . -2019                                   
 RENWEX 2019.                                    
 INTERNATIONAL COMMODITY FAIR / CHINA COMMODITY FAIR 2019                                   
 '19.                                    
 LASER World of PHOTONICS 2019