GSX is a rapidly growing education company based in China that specializes in online K-12 large-class after-school tutoring services. The company offers a wide range of courses covering primary and secondary grades, foreign languages, professional courses, and interest courses using a live digital format. Because the company uses big data analytics to drive its decision-making, it is able to use the latest technology to enhance the quality of its teaching delivery, student learning experiences, and operational efficiency. As a result, GSX is considered to be one of the most effective and scalable models in China's education industry.