Established in 2011,Sinorock is a valuable source to many industries. Our manufacturing facility in luoyang and changzhou. Getting the correct material is only half of the battle our customers face. Having the material delivered on time is another significant challenge. We stock a majority of the standard size self drilling anchor bolts used in the roadway lighting industry, along with bolts for the traffic signal and sign structure industries. We will also custom manufacture to our clients' specific needs. In addition to self drilling anchor bolt products, we manufacture various structural steel items for our customers. Self drilling anchor is the rock and soil reinforcement rods structure.It is as one of the main supporting forms of rock slope for underground,plays an important role on stability of civil engineering maintenance, especially it has obvious effect in the joints and fissures in rock mass and anchor rod on rock reinforcement. Sinorock is dedicated to providing optimal solutions to the toughest anchoring problems in the industry. Sinorock has completed more than 500 projects of specialist nature around the world, thus giving us a wealth of experience and understanding in this area of practice. equipment, we provide dependable, top-quality service to all our clients. Our staff is a qualified, adept and long-serving workforce that looks out for your best interests, and this complements our experience, equipment and expertise to make us a leader in the field of geoscience, environment and concrete technology in China.