Hengyuan Machinery Manufacturing Factory of Tongbei Town, Bei'an City (formerly - Bei'an Tongbei Hengyuan Agricultural Machinery Factory) is a backbone private enterprise of Tongbei Town, located in Tongliang Community of Tongbei Town. Tongbei Town is a regional center strong town in the southern part of Bei'an City. It is located in the regional center of Heihe, Suihua and Qiqihar. It radiates more than 400,000 people with a radius of 50 kilometers. The surrounding area is rich in agricultural resources. It is located in the middle of the transition from the Songnen Plain to the Xing'an Mountain.