The symposium was sponsored by Prof. Yulong Yin, from ISA, CAS. Mr. Long Ou-yang, the vice director of Hunan Feed Office, addressed and summarized the present situation and the developing trends of feed industry in Hunan province. He appealed the enterprises of feed, and livestock & poultry production to take a high degree of social responsibility, put an end to supplementation of harmful additives in the feed production, ensured the quality of feed, and livestock & poultry products. Prof. Malcolm Watford, the international famous animal nutrition expert from the Department of Nutrition, New Jersey University, delivered a lecture about the effect of functional amino acids on body protein synthesis. Prof. Malcolm systematically introduced the international research progresses of functional amino acids including Arginine, Leucine and Glumatine, elaborated the mechanism study of functional amino acids on the signal transduction in the protein synthesis process. Prof. Hua Xiong, from the Key Laboratory of Ministry of Education, Department of Food Science, Nanchang University, introduced the exploration of new energy feed (milk powder) and the feasibility of application in the feed industry.