vn: add Vietnamese Universities

[sgn]

• huflit: correct domain
  vnn.vn is VietNam Network company
  huflit.edu.vn is the correct domain.

  vnn.vn is one of very first companies provide internet services in
  Vietnam, a lot of companies and people use that email.

• Industrial University of Ho Chi Minh city
  There're 2 English name for the same University, it has single
  Vietnamese name, though.

• Foreign Trade University

• Hanoi National University of Education

• Hanoi University
  Formerly Hanoi University of Foreign Studies

• Banking University

• Pham Ngoc Thach University of Medicine

• Tôn Đức Thắng University

• Posts and Telecommunications Institute of Technology

• Duy Tan University

• Hoa Sen University

Email Users

Please place an x between the square brackets if yes

• Students
• Academic/Teaching Staff
• Other/Support Staff
• Alumni

Education Levels

Please place an x between the square brackets if yes

• Post-graduate research
• Graduate School
• College (University) or Undergraduate School or equivalent
• Community College or equivalent
• High School or equivalent
• Elementary School or equivalent