At present, the company has applied for a total of 60 patents, including 33 invention patents, 24 utility model patents and 3 PCT international patents. Among the 60 patents, 39 patents have been granted, 18 patents are being applied for, and 3 PCT international patents. The key technology and industrialization project of Rongrong 100-ton domestic alumina continuous fiber has been appraised by Academician Sun Jinliang and Academician Yu Jianyong of the Chinese Academy of Engineering, and the technology has reached the international advanced level. It has filled the gap in China. It took the lead in completing the first pilot production line of alumina fiber paper at home and abroad and the first large-scale production line of 100mm thick short fiber needle blanket.