Short video content exploded centrally in 2017， which made it become a new entrance to the internet. Although live-broadcasting platforms have passed into the period of rapid growth their advocates have been seeking a different direction for development. Meanwhile， optimization and verticalness have been the trend of development. Long video platforms have actively carried out connection and collaboration tasks on various platforms within the group， heightened up the whole industry chain， which aimed at fully integrating resources and developing value. The ecological advantages were highlighted in 2017.