Just like China Unicom and China Telecom, the education network zone basically only serves the university network and is not used for commercial purposes. Actually, it's an educational network line. In addition to China Telecom Netcom, there is another network called Education Network, which is an unlimited network in universities. Its characteristic is low but stable network speed.

CERNET (China Education and Scientific Research Computer Network) is a national academic computer internet invested by the state, managed by the Ministry of Education, and built, managed and operated by universities such as Tsinghua University. Mainly for educational and scientific research institutions, it is the largest public welfare Internet in China. 1996 was recognized by the State Council as one of the four national backbone networks.