Ha Nguyen is the founder and CEO of VDOC, HOC247 and SmartPro, which is the leading company in education field in Vietnam with 3 website are TaiLieu.VN,Hoc247.Net and SmartPro.VN. Ha Nguyen have 23 years experience working on Internet, He worked for Vietnam Data Communication - VDC for 9 years and Vietnam Online Network - VON for 7 years before founding TaiLieu.VN in 2009.TaiLieu.VN: The Vietnam online documents share community have gone online since June 2009 and right now reach 350.000 visiter per days, 6 million members registered and over 1.500.000 documents shared.KhaiGiang.VN: The courses & scholarship portal site has provided over 5000 course and 100 scholarship since January 2010DLib.VN: The free digital library solution for University & College has provided over 100 university & college as HCMUTE, Lotus, DTU, CTU, BDU etc.SmartPro.vn: IT Training Center Established in 2013 offers courses from the very basic to advanced level of training. SmartPro provides courses and certification programs include recognition from leading vendors like EPI, Oracle, Cisco, Microsoft, EC, ISC, VMWare, Linux and IT Service as ITIL, PMP, etc. Alada.vn and Hoc247.vn: Established in 2015 provides full E-Learning solutions for key areas including Soft Skills, Sales & Marketing, Business & Start-up, IT, English, Parent courses and especial National High School Exam courses.CEO; Start-Up Business; Business Model Optimization; Market Research; Technical Consultant, Online Marketing.