chengjiangxianIntroduction：Introduction to Chengjiang: Qijiang County is located in the central part of Yunnan Province and southeast of Kunming City. In the. It is adjacent to Yiliang and Shilin counties in the east, Jinning and Chenggong counties in the west, and Fuxian Lake in the south. It is adjacent to Jiangchuan and Huaning counties, and the north ranks Yangzonghai and Yiliang. It is 47.6 kilometers long from north to south and 26 kilometers wide from east to west. Fengqi Town is 1750.5 meters above sea level, 52 kilometers away from Kunming East Railway Station and 87 kilometers away from Yuxi City. Qujiang County belongs to the climate of four climate types: Central Asia, North Subtropical, South Temperate Zone and Mid-temperate Zone. The annual average temperature is 11.9~17.5°C, the extreme maximum temperature is 33.7°C, and the extreme minimum temperature is -3.9°C. There are frost days up to 46 days, at least 9 days, light frosts in five years, three times, heavy frost in five years. The annual rainfall is 900~1200 mm and the relative humidity is 76%. The southwest wind is prevailing and the annual average wind speed is 2.3 m/s. The total number of sunshine hours in the year is 2172.3 hours, and the sunshine rate is 50%. The total annual radiation is 122,210 calories per square centimeter. In 2012, the deposits in Qijiang County include coal, iron, lead, copper, quartz sand, limestone, and phosphorus.