Half-day demon grilled fish are Qingjiang fish and Meigong fish. Qingjiang fish refers to the fish produced in Qingjiang reservoir area of Hubei Province, which is known as "the province of thousands of lakes" in Hubei Province. Meigong fish is an important freshwater aquaculture species in Southeast Asian countries, and it is a unique high-quality economic fish. Its fish body is scaly, its back is bluish black, its abdomen is white, its head is flat and wide, its abdomen is narrow, its round head is flat and wide, its end is round and wide, and there are fleshy white whiskers around its nose and mouth. These two kinds of fish have extremely high requirements on water quality, so their meat is delicious and they are good choices for grilled fish. Half-day demon is a national grilled fish brand represented by China myth and culture. Xiao Yao "Bantian" is the small spokesperson of the brand. Half-day demon is not only grilled fish, but also a small gathering with family, friends and colleagues.