饲料行业的一次重要会议全国饲料工业协会会长秘书长工作会议开幕词飼料行業的一次重要會議全國飼料工業協會會長祕書長工作會議開幕詞 사료행업적일차중요회의전국사료공업협회회장비서장공작회의개막사 Vice President Zhang Yanxi of China Feed Industry Association gave the opening speech in the National Feed Industry Association President and General Secretary Work Conference
