Cao Jin, a country food uncle, is a native of wujiang town, Ganzhou District, Zhangye City, Gansu Province. He is a well-known self-media expert. He shows local specialties in his hometown through short videos. Every video of his has been watched by more than 1, people, and the number of fans in China has exceeded one million.

Uncle Shi used to be an ordinary farmer who works at home. He loves food and often shows his cooking skills to his fellow villagers after work. By chance, his short video of food became popular on the Internet. With the encouragement of netizens, he left the construction site and embarked on the road of being a food blogger.

Uncle Shi's cooking methods are varied. He also absorbs and combines the characteristics of local cuisines, constantly improves the dishes and forms a unique cooking method and taste.

Uncle Shi also publicized local special agricultural products on the video platform, which solved the problem of unsalable sales of some agricultural products and helped more people create economic value by relying on rural resources.