longchuanxianIntroduction：Introduction to Sasakawa: Sakagawa, a proverb called "勐宛", means the place where the sun shines. It belongs to Dehong Prefecture of Yunnan Province. It is connected to the mountains and rivers of southwest China. It is connected with the mountains and rivers of Myanmar. The border line is 50.899 kilometers long, the land is 1931 square kilometers, 181580 people (2010), the county town Zhangfeng is 779 kilometers away from the provincial capital Kunming is southwest China. The far end of Bentham. Luanchuan County governs 8 townships and 4 towns, 1 state-owned farm, 1913 square kilometers, 350,000 mu of cultivated land, nearly 3 mu of cultivated land per capita; 180,000 people in the county, including 120,000 agriculture. The ethnic minorities in the territory mainly include Jingpo, Yi, Achang, Yi, De'ang and Hui, and are the most distributed counties of China's Jingpo and Achang. Luanchuan is a typical frontier multi-ethnic agricultural county with the advantages of low land development cost, suitable development of green industrial economy and port location advantage of developing foreign trade economy.