Zhengzhou Dezhong Refractory Co.,ltd (ZDR) founded in 1990 and located in capital of refractory -Xinmi China. With more than 30 years experience. We are dedicated to the manufacture, research and development of refractory materials for glass industry. Armed with strong technical force, well-equipped facilities, advanced technologies and complete laboratory testing methods, DZR can produce high quality refractory materials for glass furnace.

With advanced technology and equipment, scientific management, rich experience and strict quality control process. DZR can assure the quality of all refractory blocks for glass furnace. Our refractory materials has been approved by both domestic and overseas markets. Our materials has been applied on hundreds of glass furnaces in more than 30 countries, such as Korea, Thailand, Russia, Egypt, etc.