At Silvery Dragon, it is our goal to provide only the highest quality and advanced products for our clients. One way we accomplish this is through our cutting-edge research and development department, which is continually striving to perfect our spiral PC steel wire, PC steel wire, and other PC products. With sixteen years of research and development in this field, we have mastered the technology for steel making and steel rolling. In addition, Silvery Dragon works in close cooperation with customers, as well as concrete product research organizations, in order to continue to improve and develop concrete products, including the ring-shaped concrete pole, railway sleeper, high-speed track system, and other superior products. Since 1992, Silvery Dragon has worked in close collaboration with companies such as Anshan Iron and Steel, Jiangsu Shagang Group Company Ltd., Shoudu Iron and Steel Company Ltd., Baotou Iron and Steel (Group) Company Ltd., and other highly respected Chinese steel mills, in order to ensure the high quality and stable supply of our raw materials. Silvery Dragon has developed numerous types of wire rods used to produce PC steel products, and we have been responsible for the drafting of three national standards for PC steel products: GB/T5223, GB/T5224 and YB111.

Our goal at Silvery Dragon is to offer our customers the highest quality indented PC steel wire, PC steel bar, unbonded PC steel strand, and related steel products. With more than thirty years of experience, Silvery Dragon has established a strictly controlled quality management system. Each process, including our raw material test, production equipment test, chemical cleaning, drawing, heat treatment, packaging, and so on, is efficiently controlled and strictly inspected. We also retain our test records for ten years so that customers and related testing organizations can easily acquire that information if needed. Silvery Dragon conducts all production processes according to the ISO9001 quality system. As a result, we possess certificates including Germany's MPA BAU, the United Kingdom's UKAS, South Korea's KS, Norway's KONTROLLRDET, Sweden's SBS, and more.

In addition to offering our high quality PC steel strand, spiral PC steel wire, PC steel wire, indented PC steel wire, and other products used for railroads, bridges, railroad sleepers, hollow floors, and other applications, Silvery Dragon also produces PC steel products according to international technology standards, such as the American ASTM standard, British BS5896 standard, European PREN10138 standard, and so on. We can also design and manufacture products according to our customers' specific requirments. Accessory products for our PC steel products are also available. With our reliable quality and complete services, our products are popular with customers across the world. If you have an interest in our products, please feel free to contact us at any time. The staff at Silvery Dragon is looking forward to working with you soon.