Huilonghe Industrial Park, Lizhou District, Guangyuan City. Twin Group was established in 1998, which is a large national enterprise group specializing in pig breeding, pig service, feed sales, grain planting and trade, pig slaughtering and deep processing. According to Baidu map, the general agent company of the enterprise in Guangyuan City is located in Huilonghe Industrial Park, Lizhou District, Guangyuan City, and can be navigated. 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.