There are several regular security companies in Changchun.

Five. There are five regular security companies in Changchun, namely Jilin Jindun Security Service Co., Ltd. Changchun Branch, Changchun New Century Security Technology Co., Ltd., Changchun Jingtai Security Service Co., Ltd., Changchun Zhong Yi Security Service Co., Ltd. and Jilin Junchuang Security Service Co., Ltd., all of which are legally licensed and approved by the industrial and commercial departments. They are very reliable formal security companies, and their business scope includes licensed projects, all of which are formal within the scope permitted by law.