Chicken is the world's largest meat production and consumption product, and about 70% of the world's chicken comes from white-feathered broilers. Chicken is my country's second largest meat product, and my country's chicken mainly comes from white-feathered broilers and yellow-feathered broilers. White-feathered broilers contribute about 45% to my country's chicken production, and yellow-feathered broilers contribute about 38%.