evidence: third stage, Jiang Xinpo belongs to the free zone, controlled by local Turki tribe control Not under the jurisdiction of the government of China and Myanmar. In 1913, the British dominates the film, cut off the passage of China's mainland and Jiangxinpo, making it a flying land, intended to lose control. In 1926, the British occupied the river slope, - the so-called Jiangxinpo, that is, the area between the River and Mai Li Kaijiang. The Chinese people learned about this news, and the country is in the country. At that time, the Northern Government was unable to compete, and there was no following after investigation. During the Republic of China, the Republic of China Yunnan negotiation propaganda proposed protests to the British Consulate General, said "Chao Heart Slope is still a Chinese territory ...", although the English did not respond, the Republic of China insists that people are Jiangxin's slopes for China Soil, map It is also clearly widened into the Yangxinhe and the surrounding area.