Henan refractory is the best in the world, and Xinmi refractory is the best in Henan. Zhengzhou wilt Refractories Co., Ltd. is located in the famous hometown of refractories in China. It is a leader in Xinmi refractories factory. It is only 50 kilometers away from Zhengzhou, the famous trade city in China. It is adjacent to Beijing Zhuhai Expressway and Beijing Guangda artery in the East and Lianyungang Huozhou Expressway and Longhai line in the north. The transportation is quite convenient. Moreover, the territory is rich in mineral resources, which provides unique conditions for the production, sales and transportation of refractory materials. In recent years, wilter refractory has cooperated with Sinosteel luonai Institute, Wuhan Iron and Steel Design Institute, Tianjin, Hefei Cement Design and Research Institute, Guiyang Aluminum Magnesium Design Institute, etc., which has promoted ...