Vintell Patent & Trademark Company Limited

4th Floor, Building 559 Kim Ma Street, Ba Dinh District, Hanoi, Vietnam

ĐT:  (+84-4) 372-64-315;  Fax: (+84-4) 372-64-314

E-mail: vintell@vintell.vn; vintellvn@gmail.com

Website: http://vintell.vn