Wuxi Lemon Technology Service Co., Ltd. (hereinafter referred to as "the company") is a high-tech service company that focuses on smart education and develops online education operation services. Based on the whole process service, the company is committed to online education and lifelong education, and is determined to become a leading enterprise in a learning society and a professional IT service operator, so that IT capabilities can plug wings for the development of online education industry. Relying on the technical team with 15 years of educational experience, mature online education products, rich curriculum resources and practical training resources, we have established strategic cooperation with Taobao Education, Alipay and Alibaba Cloud under Alibaba. In the era of internet plus, we integrated various resources and built a cloud platform for online education and teaching management-"Lemon Arts and Sciences School", which combined data operation and maintenance services with platform operation to form "OAAS" on the basis of traditional "SAAS".