Cooperation. Fat girl grandma is a video author of Douyin. She often posts some food videos. She has 2 million fans on the whole network. Wanxiang Shimei is a video author of Douyin. She is a creator of Baijia List and a high-quality creator in the field of agriculture, rural areas and farmers. According to the query Relevant information shows that Fat Girl’s grandma herself said that she went to Wanxiang Food Girl’s video because she cooperated with Wanxiang Food Girl and shot the video together.