The Haidong area is named after it is located in the eastern part of Qinghai Lake in the province. It is an area with early development and a long cultural history in Qinghai Province. According to archaeological excavations, humans lived here about 6,000 years ago. Before the Qin and Han Dynasties, the Qiang people lived here. In 121 BC, Huo Qubing, the Han cavalry general, led his entire army into the Huangshui River Basin. From then on, it was included in the prefecture and county system of the Han Empire. In 61 BC, General Zhao Chongguo of the Han Dynasty led his troops to defeat the Xianling Qiang in the Huangshui River Basin, recruited the Qiang people along the Yellow River to surrender to the Han Dynasty, and left troops to farm in the Hehuang area, bringing the advanced production technology of the Central Plains here. In 397 AD, a Bald Tribe of the Xianbei people developed and established the Nanliang separatist regime, known as one of the "Sixteen Kingdoms of the Eastern Jin Dynasty" in history. Its capital was located in Ledu County in today's Haidong region. During the Sui Dynasty, Ledu was located in Xiping County. During the Tang Dynasty, there were ten administrative regions in the country. Parts of present-day Haidong and Gansu Provinces were the Longxing Road, and its political center was in Ledu County. During the Song Dynasty, this was also the place where the Psisiluo tribe of Wen people, a part of Tubo, made their fortune and established a separatist regime. They successively established ruling centers in Songge City (today's Ping'an County), Miaochuan City (today's Ledu County) and other places. , which lasted for nearly a hundred years, and its leader Zun Siluo was the prototype of Gesar in the world-famous great epic "The Biography of King Gesar". During the Yuan, Ming and Qing dynasties, this place was under the rule of Xining Prefecture, Wei and Fu. In January of the 18th year of the Republic of China (1929), Qinghai was established as a province, and the Haidong area came under the jurisdiction of Qinghai Province.
From 1949 to 1978, the counties in Haidong region were directly under the jurisdiction of the Provincial People's Government. With the approval of the State Council on October 19, 1978, the Haidong Regional Administrative Office, a dispatched agency of the Provincial People's Government, was formally established in June 1979 as a prefecture-level establishment. It governs 8 counties including Huangyuan County, Huangzhong County, Ping'an County, Ledu County, Huzhu Tu Autonomous County, Minhe Hui Autonomous County, Hualong Hui Autonomous County, and Xunhua Salar Autonomous County, 150 towns, and 2,180 administrative villages. . On December 5, 1999, the State Council approved Huangzhong and Huangyuan counties to be placed under the jurisdiction of Xining City.
It will develop rapidly in a few years and it is recommended to be suitable for living