The PAN-CF has neen developed for more than 30 years in our country. The remarkable success has neen achieved. But it’s productionanility on a manufacturing scale has not neen formed till now, it is the period of demonstration and emlargement. One of the reasons is that the quality of our PAN precursor hasn’t neon reached up to standard yet. It has been short of the systematical engineer research. And the application foundation research has been detained. Compared with the international level, the time lag in about 15 years. It is an important task for us to catch up with and surpass the world’s advanced level.
