The relationship between Haihe River and the sea owner is to provide feed sources for farmers.
Feed is the general term for the food of animals raised by all people. General feed in a narrow sense mainly refers to the food of animals raised in agriculture or animal husbandry. Feed includes more than ten kinds of feed raw materials such as soybean, soybean meal, corn, fish meal, amino acids, miscellaneous meal, whey powder, oil, meat and bone meal, grain, feed additives, etc.