Ping'an District
Ping'an District also known as Ping'anyi, is an administrative district and the seat of the city of Haidong, in the east of Qinghai province of the People's Republic of China. Its postal code is 810600, and its population is estimated to be approximately 130,000 according to the Ministry of Civil Affairs.Transportation
The district is served by two train stations: the, and the. The Ping'anyi railway station was first built in 1959 and is operated by the China Railway Qingzang Group. The station is situated on the Lanzhou–Qinghai railway. The Haidong West railway station is situated on the Lanzhou–Xinjiang high-speed railway.
National Highway 109 also runs through the district.