Huaihai Factory in Changzhi City belongs to the national key enterprise in the local area, which also improves the economic level of the local industrial chain and plays a great role in the whole country.
Huaihai Factory refers to Huaihai Industrial Group Co., Ltd., which is affiliated to China Ordnance Industry Group Corporation. It is located in Changzhi City, Shanxi Province, the first batch of "Top Ten Charming Cities" in China. It was reorganized and established by Shanxi North Huifeng Electromechanical Co., Ltd. and Shanxi Huaihai Electromechanical Co., Ltd. on 20 1 1 year. Huaihai Group is a national key military security enterprise, and its predecessor was Huangyadong Arsenal, the largest arsenal founded by the Eighth Route Army headquarters in the base areas behind enemy lines during the War of Resistance against Japanese Aggression period.