Nanjing Rui Hardware Products Co., Ltd.   

Nanjing Rui Hardware is located in the industrial park of Nanjing economic and Technological Development Zone, Jiangsu Province, with a total investment of 40 million yuan, covering an area of more than 60 mu. Has passed the national ISO9001:2000 management certification. Gu Rui Hardware is a professional manufacturer of high-strength bolts. The main products are: large six angle high strength bolts for steel structure, twisted shear high-strength bolts for steel structures, cylindrical head welding studs, steel grid bolted spherical joints with high-strength bolts, grade 8.8, grade 10.9, 12.9 grade six corner bolts (six angle screws), etc. the products are widely used in steel structures, bridges, railways, automobile industry, petroleum industry and nuclear industry. The management concept of "Rui Hardware" is "people-oriented, technology first", and advocate a scientific and humane management mode. The company has 30 professional and technical personnel (including 5 senior engineers).