Hunan Zhenghong Science and Technology Develop Co.,Ltd. researches, develops, produces, and sells feed products under the Zhenghong brand in China. The company offers a series of feed products primarily for pigs, chickens, ducks, fishes, cattle, and sheep. It is also involved in pig breeding, meat processing, biological veterinary drugs manufacturing, and import and export trade businesses. The company is based in Yueyang, China.