ZHENGZHOU RUIZUAN DIAMOND TOOL COMPANY is committed to providing state-of-the-art diamond and CBN products. Experienced engineers technical expertise brought their industrial knowledge and technical service to help customer find the best solutions with our diamond and CBN products.Our fully equipped manufacturing facility and advanced detection equipments make our product perform well and consistent. And we never stop persuing new technology and continious improvement. Our goal is to 100& customer satisfaction.