In 1998, the company constructed the earliest compound production line in China, providing customers with OEM production services of refractory castables. 

In 2004, the company introduced the colored pavement technology from Europe, to improve the road safety in China. 

In 2006, the company worked with Kao Corporation, to explore the industrial application of mineral spheroidizing technology. 

In 1993, the company was founded as a pioneer in the precise granularity processing and export of minerals in China. 

In 2008, the largest calcined kaolin factory in China was put into operation in Tangshan. 

In 2010, the company merged Xiuwen Bauxite Mine in Guizhou Province, forming a complete industrial chain of aluminum refractories. 

In 2012, the Group's R&D Building was completed, fueling the future development. 

In 2018, Guizhou Zexi Mine was put into production, with a rotary kiln alumina capacity of 100,000 tons.