This document provides statistics on social media, internet, and mobile device usage in Vietnam. It finds that as of 2011, Vietnam had a population of over 85 million people, with 29 million internet users representing a 34% penetration rate. Social networks were growing rapidly, with Zing, Facebook, and Yume having millions of users each. Mobile penetration exceeded 100%, and mobile devices were increasingly being used to access the internet. The statistics showed high rates of social media, online music, and e-commerce engagement among Vietnamese internet users.