No, according to official website of Chinese Academy of Sciences, applied mathematics of Chinese Academy of Sciences mainly studies the application of mathematics in other fields, such as physics, engineering and biology. Therefore, the research direction of the Institute of Applied Mathematics of Chinese Academy of Sciences belongs to the category of applied mathematics, not basic mathematics. China Academy of Sciences is the highest academic institution of natural science in China, the highest scientific and technological consulting institution, and the comprehensive research and development center of natural science and high technology in China.