The competition opened on May 18 last until May 21. 40 sub-sites located in 22 cities of 15 provinces and cites held the “cloud cupping” synchronously. A total of 210 Q Grader qualified judges (coffee tasters) have evaluated the 129 kinds of green coffees, which are selected for the competition by 63 enterprises located in 17 counties and villages of 6 autonomous prefectures or cities (Pu’er City, Baoshan City, Dai Autonomous Prefecture of Xishuangbanna, Lincang City, Dehong Dai and Jingpo Autonomous Prefecture and Chuxiong Yi Autonomous Prefecture).