Stanford University, Harvard University and Massachusetts Institute of Technology have launched "mass open online courses" (MOOC) this year. Students who finish these courses only need to pay a little money to obtain a certificate. People call this kind of certificate a "micro-degree". Nearly 70 universities in China can carry out online tertiary education. They have more than 60,000 students. Online education is sweeping the world and is becoming increasingly popular in China, reports Xinhuanet, Beijing