THÔNG TIN LIÊN HỆ

Mac Đinh Quang (Mr.), 
Geotechnical Engineer

▶  Blog : https://diakythuatxd.blogspot.com/
✉ Email : geotechnicalsurvey.vn@gmail.com
Ⓕ Facebook : Vietnam Geotechnical Investigation Ltd., Co.
▶  Youtube : http://www.youtube.com/c/GeotechnicalEngineering