It happened on 20 1 1. According to relevant data, the avian influenza epidemic broke out again in Hong Kong on February 201KLOC-0/65438. In recent years, there have been frequent outbreaks of avian influenza around the world. The China Municipal Government attaches great importance to this and has set up a special prevention and control fund. The Ministry of Science and Technology announced that China has successfully developed a human avian influenza vaccine.