The 12th Member Congress of Chinese Society for Microbiology and 2021 Annual Academic Meeting, hosted by Chinese Society for Microbiology and Yunnan Society for Microbiology, will be held in Kunming, Yunnan Province, China from October 30 to 31, 2021.On the morning of October 30, the opening ceremony of the Conference was held in the lecture hall on the third floor of Yunan Hall, yunan Capital, Kunming City, Yunnan Province.