HENAN RONGANN THERMO-TECHNICAL NEW MATERIALS CO., LTD., formerly well-known as the factory of Sanmenixia City New Yangshao Composite Materials Co., Ltd., has developed into a comprehensive corporation combining refractory raw material production, research, marketing and technical advice. Our HQ is located in the "Green City" - Zhengzhou, which also is the capital of Henan Province. Founded in 2004, our factory is located in Yangshao Town, Mianchi County, Sanmenxia City, Henan Province, with an area of 50, 000 square meters. Our factory has assets of more than RMB 60 million. We have more than 300 employees, and 80 of them are technical experts. The annual production value is more than RMB 300 million. Yangshao Town is the birthplace of the world-famous Culture of Yangshao, also well-known as the production base of refractory raw materials depending on its abundant natural resources. Jia-Jia-Wa and Du-Jia-Wa are two big bauxite mines well-known around the world for high quality and rich reserves.</p>