Yangzhou Spring Co., Ltd. was established in 1965, it was Yangzhou Spring Main Plant changed system and became. It is the mainstay enterprise of spring industry in China. During the seven of five years and the eight of five years, it was listed by the machine-building industry bureau as the key state technological transformation enterprise. It successively listed by Ministry of Railways, Machine-building Industry Bureau, Ministry of Chemical Industry, Metallurgical Department, Ministry of electricity, Petrochemical Main Corporation etc. as the helical springs, disc springs, spring support and hanger specialized factory. It is also the director unit of national spring association, the director unit of Baosteel’s equipment and the spare parts union development center. The products are widely using in machinery, chemical industry, electricity, war industry, spaceflight, railway, metallurgy etc. and got several prizes in our country. Now the products was exported to Japan, India, Indonesia and some European and American countries. 
　　It has imported disc spring manufacturing technology and isothermal heat treatment production lines from Germany. It has imported hot-formed helical spring manufacturing technology and CNC hot coiler from U.K. All of them are in the lead of China. It was in charge of editing the national standard Disc Spring and Cylindrical Helical Spring. The main products: the helical springs (max. out diameter Ø500, max. bar diameter Ø90, max. length 1500) disc spring, special spring and spring support and hanger. 
　　In order to satisfy the requirements of acceleration of railroad further and communicate with other countries soon. our company strengthened technological exchange and the cooperation with SIEMENS, ALSTOM and Kawasaki and now we are their supplier. In addition, we are also the supplier of railway locomotive plants in the country. Such as Zhuzhou Electric Locomotive Co., Ltd, Datong Electric Locomotive Co., Ltd., Sifang Locomotive & Rolling stock Co., Ltd., Luoyang Locomotive stock works, Nanjing Puzhen Rolling Stock Works, Taiyuan Locomotive & Rolling Stock Works, Dalian Locomotive & Rolling Stock Works, Tangshan Locomotive & Rolling stock works and so on. We mainly supply the new springs for high-speed locomotive & rolling stock. And the quality of our products is reach the requirements of the most advanced international standards.
　　We have held the faith of Quality First, Customers First for 40 years and we have past the certified ISO9001: 2000. It is the High and new technology enterprise of Jiangsu province.
　　The best wishes for us is to provide the perfect service to you.