Dear Sirs,  Possessing four subordinate companies, Ningbo Zhonglian Fastener Manufacture Co., Ltd. specialize in manufacturing various standards of fasteners in Ningbo, China. And we are one of the biggest manufacturer of fasteners in China. Our main products are Hex Head Bolts, Screws, Hex Socketcap Cheese Head Screws, Nuts, etc. Fasteners especially large or long in size or length, non-standard or made of special materials can be provided. Diameter: M5-M76, Length: 10MM-1000MM,Standard: ISO, DIN, BS, ANSE/ASME, JIS, GB etc. Strength frade: 4.6, 4.8, 6.8, 8.8, 10.9, etc. At present the company has the capacity of 6,000 tons per year (about two hundred million pieces).  Last year we achieved the Certificate of ISO9002.  The transport condition is of high convenience for we are a port city who is one of the four most famous ports in China. Our website is www.sinofastener.com and w