51Talk Online Education Group operates an online education platform with core expertise in English education. The Company's online and mobile education platforms enable students to take live interactive English lessons, on demand. The Company connects its students with a large pool of teachers that it assembled using a shared economy approach and employs student and teacher feedback and data analytics to deliver a personalized learning experience to its students. It provides English course offerings in Hong Kong, Malaysia, and certain other countries and regions. It mainly conducts one-on-one online live English courses taught by teachers from the countries and regions outside mainland China, targeting children aged five to 12.