Shanghai Pan-China Fastening System Co., Ltd. (PCFS), stems from Shanghai Pan-China Trading & Consulting Co., Ltd. which was found in the year of 1996, has engaged in importing and exporting the most advanced equipment, machinery & technology necessary to revolutionize critical bolt & thread manufacturing and auditing. The total sales in the year of 2011 had reached to US$ 5 million. At beginning of 2008 PCFS introduced and developed her fully owned and patented complete line of innovative technology Rolled Pipe Thread and its product Green Safe Steel Nipples (GSSN). Rolled Thread Technology on various steel pipe & tube brings a revolutionary concept in pipe thread processing and pipe connection technology to the world with hopes of eliminating the harsh global consequences being introduced by antiquated lathe cut machinery practices. In 2009, Chi-Thread Rolling Technology Co., Ltd was found to focus on developing new applications of this rolling technology in many industry sectors in order to benefit our human being. Today Rolled Thread Nipples has been widely appreciated and used. PCFS (Chi-Thread) manufactures the most complete line of galvanized and black steel nipples used in the transportation of liquids, gases and fumes, for residential, commercial and industrial use. PCFS (Chi-Thread)GSSN with BSP and NPT threads are supplied in several types of surface finishing and according to domestic and international standards, and guarantees long-lasting applications in the most diverse usage conditions as its perfect tooth profiles and its special strong pipe thread rolled. PCFS (Chi-Thread) is very much willing to cooperation with your sales network on this Green Safe Steel Nipples to protect our environment and bring more benefits to our next generations.