HAIYAN HENGYE FASTENER CO., LTD. is located in Haiyan Country which is 100km from Shanghai, 80km to Hangzhou and 30km away from the first bridge on sea in Asia. Our company has strategic location and convenient traffic. The new standardization workshop covers an area of 4,000 square meters. Our main products include DIN/ANSI 571 hexagon wood screws, hexagonal bolts, 603 carriage bolts, hex lag screws, foundation bolts, U bolts and hexagonal flange surface screws. Our annual output is 6,000 metric tons and the total output value is 700 million USD. Our products are primarily exported to Europe, the United States and other countries. Our quality assurance system is in accordance with the International Quality Management System (ISO9001) and we are going to keep it strictly. If you are interested in any of our products, please do not hesitate to contact us. We are looking forward to forming business relationships with customers all over the world.