Qingdao Haorui Steel Products Co., Ltd. (formerly Qingdao Chengyang Dahua Standard Parts Factory, established in 1994) is a company with more than 20 years of experience in the production and processing of fasteners. The company mainly produces and operates various specifications of Qingdao Standard nuts, Qingdao standard parts, Qingdao non-standard parts, Qingdao bolts, special-shaped bolts and nuts, concurrently engaged in wire drawing, non-standard parts (such as carriage bolts, auto standard screws, special-shaped rivets, non-standard rivets) customized processing and sales business. Products are distributed in Weifang, Yantai, Weihai and other places.
Our company can produce all kinds of fastener products marked by GB (National Standard), ISO (International Standard), DIN (German Standard), ANSI (American Standard), and BS (British Standard). We process and produce all kinds of non-standard fastener products. For many years, the company adheres to the concept of cooperation and win-win for survival by product quality and development by corporate reputation. The company has a production workshop of 3,200 square meters, more than 50 sets of various production equipment, and various advanced material testing, metallographic analysis, performance testing and other testing equipment. There are more than 60 experienced technicians and complete supply, production, Sales management system.
