Haiyan High Strength Fastening Parts Co., Ltd. we are specializes in producing high-strength fasteners with fixed assets of 13.5 million Yuan. Our company covers an area of 15,828 square meters and it is 80km away from Hangzhou and about 100 kilometers from Shanghai, enjoying very convenient transportation. "Quality is priority and trustworthiness is vital" is our tenet. We warmly welcome friends from at home and abroad to visit us for cooperation. We can mainly provide DIN (German), BS (English), ANSI (American), JIS (Japanese system) and GB series fasteners, in specifications of M4-M16. The length can be from 8 to 250mm. Our main products are hexagonal flange bolts and carriage bolts made of carbon steel, stainless steel and copper. Thanks to advanced manufacturing equipment, strong technical capabilities and complete testing facilities, our high quality products sell well at home and we export 75% of them abroad. ...[More]/ The Company is specialized in producing high-strength fasteners enterprises with fixed assets 13.5 million yuan, covers an area of 15,828 square meters. Location 80 km away from Hangzhou, Shanghai, about 100 kilometers, traffic is very convenient. The product structure of DIN (German-made): BS (English): ANSI (American): JIS (Japanese system): GB (the system) and several major categories Gechongfeibiao of fasteners, rivets, and so hundreds of Variety. Specifications for the M4-M16, the length of 8-250 mm. Leading products for various hexagonal flange surface bolts, bolts, 47.60, 47.60, bolts, carriage bolts and the head bolt, materials: carbon steel, stainless steel and copper products intensity level and 12.9 respectively 4.8,6.8,8.8,10.9 level. The Company advanced manufacturing equipment, strong technical force, testing complete facilities, and product sales of the domestic and international market, worth about more than 30 million yuan, of which exports about 75 per cent of the amount. The company sees the product quality of life for enterprises, contract, trustworthiness, warmly welcome friends and friends at home and abroad to Han business negotiations. You can view the internet site of our company http://www.gqdjgj.com/