Handan Dyon Air Separation plant Co.Ltd,founed in 2009, is a professional engaged in Air Separation Plant, Dissolved Acetylene Plant, Chemical tail gas recycling equipment, Food grade CO2 equipment, Liquefied natural gas equipment, design, research and development, manufacture and after-sales service as one of technological innovation-oriented enterprieses.Company existing staff 56, including China Ministry of Chemical Industry expert, the justice department, intellectual property lawyer Zhang ...