In 2019，the competition in short video market has become much fiercer. The demand for high-quality content is increasing steadily. In addition，some short video platforms created by national media have entered the market，and the amount of professional content creators from traditional media is increasing. Because of these changes in the market，the high-quality resources of the giant platforms have been allocated mostly to two extreme directions and have achieved economies of scale. First，the combination of internet celebrities，KOL and E-commerce marketing have generated considerable profit，driving more participants to join in. Second，short videos are made better and better with meaningful contents and professional production. Meanwhile，more and more short video creators are focusing on vertical markets. These trends are helping platforms constantly improve the user loyalty and user value identity. Based on the current media environment，all the participants pay more attention to the delivery of content value，and thus gradually forming a “content upgrade battle”.