CDBR belongs to Runhong Enterprise located in stone center of China.With four branches in our enterprise, plumbaginous moulding factory,diamond tool facotory,stone factory and metal powder trade center, it’s our great advantage and resources to supply customers the most valuable products for your each penny.(for more info of enterprise ,please visit: .cn) 1. Why you prefer to us A. Most competitive prices, As direct manufacturer, our salesnet are developed on the base of wholesalers in China .You will get the wholesale prices directly from us now We have our own mouding factory and metal powder center, that means for the same product, the cost of our product is less than other company’s B. Standard quality assurance For ten years develoing, and cooperaton with the biggest steel disc company which also manufactures  the best steel discs in China. We have the priority assistant and consultant  from experts in the national technology institutes and excellent technologists in our factory. C. Expert services Our experienced technologists are always ready to offer the professional suggestion to any clients all over the world.And each order is followed with best services after sales.