The course stack network is a comprehensive service platform in the field of education and training. It was jointly founded by the former Everbright Bank, Baidu, Tencent, Jiji.com, China, Ministry of Human Resources and Social Security Training and other financial, education and training industries and Internet veterans. It aims to provide students with high-quality information on training institutions and installment services for education and training tuition loans through tuition installment products, course audition services, SAAS services and data services, and at the same time assist training institutions to expand enrollment, improve course quality and solve problems such as insufficient liquidity.