Langxi Introduction: Langxi County, the hometown of Chinese green tea, belongs to Jianping, the ancient city of Xuancheng, Anhui Province, and the first year of Jianxian County in the Northern Song Dynasty (AD 988). In the southeastern border of Anhui Province, the western edge of the Yangtze River Delta, the junction of the three provinces of Fujian, Jiangsu and Zhejiang, is known as the "three provinces Tongyu", and the location is superior. Close to Suzhou, Wuxi, Changzhou, Nanjing, Hefei, Shanghai, Hangzhou and other large and medium cities. Langxi administers 7 towns and 2 townships. In 2011, it was 342,000 people, 1104.8 square kilometers, and cultivated land was 43826.29 hectares. Langxi County has tourist attractions such as Shifo Mountain, Longxu Lake and Gaojingmiao Forest Park. The climate is mild, the soil is fertile, and the products are rich. It is known as the “land of fish and rice” and “natural botanical garden”. It is an important production area of ​​grain and oil and silkworm cocoons in Anhui Province, the national commodity grain base county and the best investment county of China's private economy. Langxi has more than 80,000 mu of tea gardens, which is the largest green tea production base in China. The national average of 1 kg per 10 kg of tea is produced in Langxi. In 1996, Langxi County was awarded the “Hometown of Chinese Green Tea” by the Ministry of Agriculture. National Tea Tree Crops Non-polluted Drug Demonstration Base County."