Qinghai Lake is not in any city. It is located in Hainan Tibetan Autonomous Prefecture in Qinghai Province, which has a number of cities and counties under its jurisdiction, including ****he County, Tongde County, Guide County, Xinghai County, and Guinan County. The lake itself straddles ****he County in Hainan Tibetan Autonomous Prefecture, Gangcha County in Haibei Tibetan Autonomous Prefecture, and Haiyan County in the Haiximenggu Tibetan Autonomous Prefecture, and is therefore not entirely part of a single city or county. Qinghai Lake, also known as "Tsowinbu", meaning "green sea", is located in Qinghai Province, China, and is China's largest inland lake, as well as the largest saltwater lake, located in the northeastern part of the Qinghai-Tibetan Plateau, spanning the Hainan Tibetan Autonomous Prefecture and Haibei Tibetan Autonomous Prefecture, two prefecture-level administrative regions. The area of Qinghai Lake is 4435.69 square kilometers, and the elevation of the lake is 3,205 meters. Qinghai Lake is not only a representative of natural beauty, but also a sacred lake in the hearts of Tibetan people, with rich ecosystem and unique cultural value. Due to its special geographical location and the importance of ecological environment, Qinghai Lake and its surroundings have been listed as a national nature reserve and protected by the national law. protection.