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Hangzhou ChengYingYi Energy Technology Co., Ltd. CYY ENERGY is a professional supplier of Air Separation Plant, LNG Plant, Cryogenic Storage Tank, Gas Cylinder, Valve, cryogenic Pump etc. Partner with Linder, Air products, Messer, BTIC, etc. Market in Asia, Africa, Middle east, Ameira, Europe, etc. 1. 20 years experience in gas industry 2. Most advanced technology 3. High-Quality products 4. Mature project management 5. 24hrs after service and technical support 6. 15 Yesrs qualtiy guarantee公司档案