20 13 one's deceased father grind of mechanical engineering major in Taiyuan university of technology, with initial test of 355. Who can help recommend which tutor is better? Urgent! ! !

There are many national projects where Lian Zisheng can learn from him and have practical opportunities. Teacher Lian Zisheng is the head of the national 125 plan project, and this is the teacher I followed.

Mr. Quan Long, this teacher is an expert in hydraulics. He is definitely a scholar.