As far as I know, Guangxi Rongda Veterinary Products Co., Ltd, Guangxi Beidouxing Animal Pharmaceutical Co. In addition, the Guangxi Chemical Industry Research Institute of Veterinary Medicine Factory is also good
Other there are a number of veterinary medicine enterprises over the GMP
Guangxi Hepu Hongxiang Animal Pharmaceutical Co. Ltd.
Guangxi Beiliu Jianhao Animal Pharmaceutical Co.
Guangxi Liuzhou Jinxiang Animal Pharmaceutical Co.
Guangxi Nanning Kangli Animal Pharmaceutical Co.
Guangxi Guigang Kangda Animal Pharmaceutical Co.
Guangxi Mo's Veterinary Pharmaceutical Co. Ltd
Guangxi Dayintian Veterinary Pharmaceutical Co.
Guangxi Zhonghe Veterinary Pharmaceutical
Animal Nutrition
Guangxi Guigang Yangxiang Feed is very famous
I hope it is useful to you