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    Brief introduction
    Brief introduction
    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…
    Videos
    Ten the first pass rate of P91 alloy steel pipe for automatic welding is 100%.
    Ten construction company Shenhua Group coal oil pipeline processing plant, facing high technical difficulty and high qua...
    Essen exhibition welcomes the twenty-third Essen welding exhibition in Shanghai
    Shanghai special welding industry and Trade Co., Ltd. will participate in the twenty-third Beijing Essen welding and Cut...
    New revision of the website of Shanghai Tehan industry and Trade Co., Ltd.
    Congratulations to Shanghai special welding industry and Trade Co., Ltd.
    Online Service
    Handset sweep
    河北快三