Huludao City, a prefecture-level city under the jurisdiction of Liaoning Province, is also called Zhengdao, formerly known as Jinxi. It is located in the southwest of northeast China and the west coast of Liaoning Province. It is a continental monsoon climate in the north temperate zone, with mountains and seas, and the terrain gradually decreases from northwest to southeast. It is adjacent to Jinzhou City in the east, Shanhaiguan District of Qinhuangdao City in the west, Bohai Bay in the south and Chaoyang City in the north, with a total area of 1.04 million square kilometers.