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    Shanghai Tehan industry and Trade Co., Ltd., Shanghai  TehanShanghai Tehan industry and Trade Co., Ltd., founded in 2004, is a member of Shanghai Welding Association. It is a trade company s…
    
                    
    
                
    
                
            
    
            
            
    
                
                
    
                    
    
                        
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                                Ten the first pass rate of P91 alloy steel pipe for automatic welding is 100%.
                            
    
                            
    
                                
    
                                    Ten the first pass rate of P91 alloy steel pipe fo...
                                
    
                                
    2017-12-15
    
                            
    
                            
    
                                
    Ten construction company Shenhua Group coal oil pipeline processing plant, facing high technical difficulty and high qua...
    
                                
    
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                                Essen exhibition welcomes the twenty-third Essen welding exhibition in Shanghai
                            
    
                            
    
                                
    
                                    Essen exhibition welcomes the twenty-third Essen w...
                                
    
                                
    2017-12-15
    
                            
    
                            
    
                                
    Shanghai special welding industry and Trade Co., Ltd. will participate in the twenty-third Beijing Essen welding and Cut...
    
                                
    
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                                New revision of the website of Shanghai Tehan industry and Trade Co., Ltd.
                            
    
                            
    
                                
    
                                    New revision of the website of Shanghai Tehan indu...
                                
    
                                
    2017-12-15
    
                            
    
                            
    
                                
    Congratulations to Shanghai special welding industry and Trade Co., Ltd.
    
                                
    
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    Handset sweep
    
        
    
        
    
            
    
                
            
    
            
    
                
            
    
            
    
                
      
                    
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