We all know that Sinorock is an excellent from China.The main business are rock bolt production and sales.We have our own production line and production equipment to ensure that we can meet the customers` requirements to produce products.Sinorock also has some authority certifications, such as ISO, SGS and Bureau. We also has the CE certification, so we can sell products to the Europe market. Our rock bolts sell to all over the world,and have high visibility.Products are diverse,including self drilling rock bolt,expansion shell rock bolt,FRP rock bolt,friction bolt,ect.They are usually used in Tunneling Projects,Mining Projects,Hydroelectric Station and Civil Construction,such as Xi`an-Chengdu High-Speed Railway Construction and Australia Mining Project. Sinorock also has a comprehensive service system including purchase process service,7*24 hours service online consultation, packing service and professional after-sale service.So welcome to choose Sinorock! ©