Shijiazhuang Teneng Electrical & Mechanical Equipment Co., Ltd is the professional manufacturer of the welded steel pipe production line, cold roll forming line, slitting line, stainless steel tube mill and related auxiliary equipment. Teneng company is the modern enterprise which capable of research and development, production and sales. Teneng machines are the most effective tube manufacturing equipment available in the world. Our products are working in many other countries besides China, such as Iran, India, Sweden, Uzbekistan, Kazakhstan, Ukraine, Syria, Sudan, Vietnam, and so on. Teneng received universal praises from our customers around world by the high quality product and perfect after-sale service.