Zhejiang Tianen Pressure Vessel Co., Ltd. was established in 2003 and covers an area of 100,000 square meters. There are over 1,000 employees. We have the ability to produce 300,000 pieces of high pressure gas cylinders annually. Our company has attained B1 and B3 level qualifications. Our products have a maximum diameter of 406mm.Please feel free to contact us for further information.