Koolearn Technology Holding Ltd. engages in providing online education services. It operates through the following segments: College, K12, Pre-School, and Institutional Customers. The College Education segment provides online education service targeted to college and above students and adults. The K12 Education segment offers service targeted to primary school, middle school and high school students.The Pre-School Education segment targets pre-school students. The Institutional Customers segment services institutional clients. The company is was founded in February 7, 2018 and is headquartered in Beijing, China.