Manzhouli (simplified Chinese: 满洲里; traditional Chinese: 滿洲裏 or 满洲里; pinyin: Mǎnzhōulǐ; Mongolian: Манжуур / Manǰuur, Russian: Маньчжу́рия / Маньчжоули́) is a sub-prefecture-level city located in Hulunbuir prefecture-level city, Inner Mongolia Autonomous Region of the People's Republic of China (PRC). It is the PRC's busiest land port of entry. It has an area of 696.3 square kilometres (268.8 sq mi) and a population of more than 300,000 (in 2010).