The Vietnamese market opened higher Wednesday and advanced steadily throughout the session, peaking at 676 in the afternoon before closing up 16.22, or 2.5%, to 675.12, the index's biggest one-day jump since April 22. The market was led higher by two names that soared to record highs today; VCB (+6.5%) and VIC (+5.8%), which have jumped 24% and 17%, respectively, over the last two and a half weeks and have benefited from strong foreign flows recently.