Haiyan Chenwang Fastener Co., Ltd. is located in Haiyan, a beautiful and rich millennium ancient city. Haiyan has a superior geographical location, the county seat Wuyuan Town is 100 kilometers away from Shanghai in the north and 98 kilometers away from Hangzhou in the south. The highway and waterway networks in the territory are intertwined, including the Shanghai-Hangzhou Expressway, the Zhajiasu Expressway and the fifth-class waterway Liuping-Shenzhen Line, etc. With the opening of the Hangzhou Bay Bridge and the Shanghai-Hangzhou Second Expressway, Haiyan will become the traffic node of the four major cities of Shanghai, Hangzhou, Jiangsu and Ningbo and the hub of the Shanghai-Hangzhou and Suzhou-Ningbo dual lines, forming a one-hour traffic network to the four cities. The company specializes in the production of: 6187 6927 flange lock nuts; 6183 6926 nylon flange lock nuts; 934 6170 gb52 6172 439 936 hex nuts; 6923 6177 flower teeth, flat flange nuts; 985 982 889 nylon lock nuts; 980 full metal lock nuts and non-standard customization. 4.8 grades 8 grades 10 grades. , has a complete and scientific quality management system. Excellent quality and favorable price. Specifications M6-M24, grades 4.8, 8, 10, 12. Welcome to call us. Adhering to the concepts of "integrity-based, customer first" and "attaching importance to contracts, quality first. We sincerely welcome customers from all over the world to visit and inspect.