F4-sw model has large memory. Through the cooperation with China Digital Media, Le family box ensures that Le family box can fully meet the needs of users in video content. Le family box hopes to build an Internet platform from T2O TV to e-commerce through the traffic, entrance, popularity and influence brought by TV services. Happy family box is not only a box, but also the entrance to Founder's smart family. At the same time, it integrates the resource advantages of Peking University and Founder Group, and takes education, medical care, finance and safety as competitive features to create intelligent services for families.