This document summarizes YouTube advertising opportunities in Vietnam, including key metrics on YouTube's reach and engagement. It outlines various ad formats such as masthead, in-stream video ads, and display ads. Masthead ads run for 24 hours on the YouTube homepage. In-stream video ads include skippable pre-roll ads (TrueView) and non-skippable formats. Brand channels allow advertisers to showcase custom content and engage audiences. YouTube sees strong growth in Vietnam and provides impactful ways for advertisers to reach consumers.