Delta Engineering & Manufacturing Co.,Limited, was founded in 2004, specializing in the production of gas pressure regulator (valve), is a collection of r &d, design, production, service as a whole, has a certain scale of professional enterprise.Products through EN12864, NCh1902 international certification, exported to Europe, South America, Middle East, southeast Asia and other places.Excellent quality management, scientific and effective production testing equipment, professional engineering and technical strength, to create the excellent products.