With the improvement of people's living standards, the increase in the consumer market, the need for broiler chickens increased, in order to meet consumer demand, chicken science and technology personnel in accordance with the principles of modern genetic breeding and technology, and actively carry out the cultivation and breeding of three yellow chicken. Since the introduction of Shiqi heterozygous chickens from Hong Kong in Guangdong, the broiler industry has developed rapidly and the number of three-yellow chickens has increased. At present, three-yellow chickens in Guangdong Province can be roughly categorized into the following four types according to their production performance and body size: (1) Guangdong Local Breeding Ground, commonly known as the local breeder. (2) Shiqi miscellaneous, Guangdong yellow chicken as the representative of the high-quality type of "imitation soil" yellow chicken. (3) Shiqi mixed chickens are improved based on their faster growth rate, commonly known as "medium-fast type" three yellow chickens. (4) Yue Huang "882" as the representative of the large size, fast growth rate, containing a certain degree of broiler breed lineage of "fast large" three-yellow chicken. These three yellow chickens not only maintain the quality flavor of the traditional three yellow chickens, but also the growth rate, feed conversion rate, meat and egg production have increased.