education experience
	 
	         •2006  ph.d.  in geotechnical engineering, zhejiang university, china
	         •2003  m.s.  in hydrostructure, beijing university of technology, china
	         •1992   b.s.  in geotechnical engineering, tongji university, china
	 
	research direction
	 
	         •foundation treatment; pile foundation engineering; detection technology