Yesterday, the first Killer whale holding facility in China was set up in Chimelong Ocean Kingdom, Zhuhai. Totally 9 killer whale lives here, including 5 males and 4 females, aged between 5 and 13. The largest one is 6.5 m long and weighs 4 t. While the smallest one is 4 m long and weighs 1.2 t. Every day they take fish from 35 to 74 kg, on average 50 kg. The feed includes about 10 kinds of fishes and are imported from Canada, Norway and Australia. About 30 staff take care of the killer whales, including international experts. Chimelong says killer whales are highly social animals and live in matriarchal society. The 9 killer whales belongs to 2 social groups, so they were kept in two facilities. The killer whale program of Chimelong is supported by China government, said Meng Xianlin, The Endangered Species Import and Export Management Office.