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    International Optoelectronic Expo opens in Changchun
    
      
    
      
    
        
          By Han Junhong and Zhou Huiying | 
          chinadaily.com.cn |
          Updated: 2025-06-11 16:47
        
        
          
          
          
          
        

      
    


      
    
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   The 2025 Changchun International Optoelectronic Expo and Light Conference began on Tuesday in Changchun, Jilin province. [Photo provided to chinadaily.com.cn] 
 
     

     

        
      
    

      
      
    
        
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