1. Open Douyin and click the plus sign at the bottom to start creating. 2. Click on the props in the lower left corner. 3. Swipe left to find the thin prop in the transformation. 4. Select the slimming props and click the shooting button at the bottom to take the photo. Douyin is a music and creative short video social software incubated by ByteDance. This software was launched on September 20, 2016. It is a short video community platform for all ages. Users can choose songs through this software and shoot musical works to form their own works. On the afternoon of January 18, 2019, CCTV held a press conference with Douyin Short Video, officially announcing that Douyin would become the exclusive social media communication platform for the "2019 China Central Radio and Television Station Spring Festival Gala". At the meeting, the 2019 In the new media action of CCTV Spring Festival Gala "Another Year of Happiness", Douyin will carry out all-round and in-depth cooperation with CCTV Spring Festival Gala in the fields of short video promotion and social interaction, mobilize a large number of young people, target Chinese people around the world, and replace comments with participation. Use participation to guide attention and help spread the Spring Festival Gala.