Located in Shanghai, SEFIC is a professional manufacturer of gas cylinder and gas equipment. We have more than 30-year experience and have good reputation in this field.
SEFIC has passed the ISO9001 quality management system certification. We adopt advanced production technology and equipment, and have strict production and inspection systems to control each production process, so as to provide customers with high-quality products.
Each cylinder has passed a good inspection during the production process, such as physical test, bending test, impact test, appearance/dimension test,hardness test, ultrasonic test, hydraulic test, rust test and appearance color test.
Our main product includes ISO9809-1,ISO9809-2,ISO9809-3,DOT3AA,UN ISO9809-1,ISO3807......standard cylinder,our products have won praise from customers worldwide.
And our products have been exported to US. Euro countries, such as Germany, Portugal, Romania, Bulgaria, South America such as Chile, Peru, Bolivia, Africa such as Angola, South Africa.Achieve a win-win situation with customers.