Patty Animal Nutrition Technology Co., Ltd. was established in June 2002. It is one of the earliest enterprises focusing on the pet food industry in China, and the first public offering of A shares in the pet industry in China. It is a private enterprise, not a state-owned enterprise. National pet feed enterprise and its major brand Huangyu Pet Food (Shanghai) Co., Ltd. Major brand: Royal Huaxing Pet Food Co., Ltd. Major brand: Li Langma Food (China) Co., Ltd. Major brand: Lu Bao.