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Qualification honor

  • 分类：About us
  • Release time:2018-11-14 00:00:00
  • Visits:0
概要:
概要:
详情
First prize of anti-corrosion technology research on high-speed railway fasteners  
Specialized new little giant National intellectual property demonstration enterprise High-tech enterprise  
First prize of anti-corrosion technology research on high-speed railway fasteners First prize of anti-corrosion technology research on high-speed railway fasteners  
High-tech product China Industrial Anti-corrosion Technology Association science and technology progress first prize Jiulongpo District excellent private enterprise  
 
Third prize of Railway Science and Technology of China Railway Society Guangdong Civil Architecture Society science and technology second class China Railway Society Railway Science and technology second prize  
       
       

 

                

 

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Copyright © 2020 Chongqing Dayou Surface Technology Co., LTD  
Chongqing ICP for 16005686