The four sisters in Chaoshan and Paopao are sleepy again, not lovers. According to the relevant information disclosed by the inquiry, the four sisters in Chaoshan and Paopao are trapped again just to make an audio-visual cooperation, and they are not real lovers. A certain sound, ByteDance's music creative short video social software. The software was launched on September 20, 2006. It is a short video community platform suitable for all ages. Users can choose songs, shoot music works and form their own works through this software.