Tags Millward Brown Coca-Cola rated best Tet ad campaign Thursday, Mar 06, 2014 Coca Cola remains the brand most associated with Tet in HCM City for the third consecutive year. Millward Brown offers tool to track facial response to ads Wednesday, Dec 25, 2013 Brand consultancy Millward Brown has told a meeting in HCM City that since creating its Link with facial coding technology it has accumulated a database on more than 1,200 advertisements across Asia.