Brother Yang. Douyin is a music and creative short video social software incubated by ByteDance. The software was launched in September 2016. It is a short video community platform for all ages. Brother Xiao Yang, Brother Yi, Mr. Dong, and Brother Xiao Yang are great at selling goods. Brother Xiao Yang has occupied the top spot for selling goods for four consecutive months. On January 18, 2019, CCTV and Douyin held a press conference to officially announce Douyin as the exclusive social media communication platform for the "2019 China Central Radio and Television Station Spring Festival Gala".