Jiangsu Jinghui Refractory Materials and Jiangsu Jingxin New Materials Co., Ltd. (referred to as Jingxin Shares, stock code 832177) were established in 1979. They are national high-tech enterprises, AAA credit enterprises in China's refractory materials industry, and innovative enterprises in Jiangsu Province. We mainly produce four series of products, including sintered corundum, sintered mullite, magnesium aluminum spinel, and alumina micropowder, with an annual production capacity of 100000 tons. The product is widely used as refractory materials in industries such as steel, cement, glass, ceramics, and petrochemicals. The product quality meets the needs of internationally renowned user enterprises, and the product market covers nearly 20 provinces and cities in China, and is exported to more than 10 countries and regions such as Southeast Asia, Europe and America, and the Middle East. Jingxin Co., Ltd. has been committed to the research and application of new technologies and products for sintered synthetic materials. The company has been approved to establish research and development platforms such as the "National Postdoctoral Research Workstation", the "Jiangsu High Temperature Composite Materials Engineering Technology Research Center", and the "Jiangsu High Temperature Composite Materials Technology Center". 

The company has established and carried out extensive multi-modal technical cooperation with Northwestern Polytechnical University, Wuhan University of Science and Technology, Henan University of Science and Technology, Nanjing University of Technology, Yangzhou University, and others.