Founded in 2003, Ningbo Zhongli Bolts Manufacturing Co., Ltd is a professional manufacturer of high-strength fasteners. Covering an area of about 10,000 square meters, we have 10,000 tons of total annual productivity. We pass the ISO9001:2008 in 2007 and carry out it in our every process of productions. Our company has complete production line, with the strength of advanced producing and complete testing equipments, such as cold and hot heading, heat treatment machines.We mainly produce bolts, nuts and washers, including standard of DIN, ISO, ANSI, ASME, BS, AS, JIS and other nonstandard. The grade of our products include 8.8 10.9 12.9 and we specialize in it.Adhering to "High quality; Attractive price; Timely delivery; Service upmost ", our goal is to make you satisfactory. Warmly welcome new and old clients to visit our factory and give us some advice.