Linyi Yong&＃39;an welding Gas factory founded in 1999,covers an area of 30,000 square meters.Linyi Yongan Welding Gas Cylinder Factory is a focus on the production of oxygen cylinders, desolved acetylene cylinders,desolved acetylene gas and etc. Main specifications as follows: 40 L oxygen cylinders, 40 L dissolved acetylene cylinders,Nitrogan cylinder,Hydrogen cylinder,Argon cylinder,Helium cylinder,Carbon Dioxide cylinder,Six fluorinated cylinder,Chlorine cylinder and etc.Our company has advanced manufacturing equipment, inspecting and testing methods, strong technical resources, and a qualified management system. All of our manufacturing processes and tests are carried out under the supervision of a third party. Our pressure vessel is designed and manufactured according to standards of GB (China), ASME code (the US), and PED 97/23/EC (the EU), as well as various requirements of our customers. With high quality products at reasonable prices,our factory has received high praise from worldwide customers. High appreciated with all customers from all the world cooperate with us.Your sample orders welcome.