About EF Education First：
Established in 1965 with a mission to open the world through education, EF Education First (EF) is an international education company which focuses on language, academics, and cultural experience. EF (www.ef.com) has hundreds of schools and offices worldwide and online English learning platform English Live . With long term commitment in China, EF has been selected as the official supplier of language training services for Beijing 2008 Olympics. Since 1988, EF has provided service to Olympic Games for six times, including the PyeongChang 2018 Winter Olympics and the upcoming Tokyo 2020 Olympics. Each year, EF publishes the English Proficiency Index (www.ef.com/epi) measuring the English ability of adults in countries across the world.