products include live video, on-demand, dual-teacher classroom, online school, enterprise training system, video AI processing, etc. With many core technologies and dozens of intellectual property rights, it is one of the few video technologies with comprehensive service and complete product lines in China. Service company, providing audio and video technology services for education, finance, medical care, government, etc. The use scenarios of the products include: live broadcast courses of educational training institutions, recording and broadcasting classes, double-teacher classes, internal training of enterprises, online conferences, live broadcasts of conferences, and live broadcasts of industries such as finance and medical.