China Youshi University (Beijing) is a graduate tutor majoring in mechanical engineering. Which is the direction of petroleum machinery?
The tutors majoring in mechanical engineering in China Youshi University are all good, and they are recommended: Zhang Laibin (current president), Wang Deguo (current dean), Li Zhenlin, Duan Menglan, etc. For details, please visit the school website:/jdxy/html/2009-09-21/237.html.