About us
      About us
      CEO Speech
    Framework  
      Group Honor
    Group Qualification   
      Project Example
      Exchange Cooperation

 

Visit Hai'er
Visit Shangong
Join Dezhou Trade Fair
Join  Dezhou Trade Fair
Join the National Cooling Tower Technology Meeting
German Merchant Visit Shuangyi Group
Visit Qingdao
Join the HVACR Exhibition   
Join the Cooling Tower Institute
Hold the New Products and New Technology Exchange Meeting
Merchants Visit FRP Car Cover
American Merchant Visit Shuangyi
Shanghai HVACR Exhibition
CEO Mr.Wang Visit America
Italian Merchant Visit Shuangyi
British Merchant Visit Fan Inspection System
Exchange Technical Issues with Canadan Merchant
Discusse Product Design Plans with Canadian Merchant
 Beijing Engineering Machinery Exhibition  

 

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