How about Hengan Guardian?

Not bad. The treatment of Hengan Guardian is good, with an average salary of 7,000-20,000 yuan and a salary of1500,000-300,000/year. Its business projects are security technology prevention and property management. Beijing Hengan Guardian Security Service Co., Ltd. (hereinafter referred to as Hengan Guardian) is an enterprise specializing in security services. At present, it is the director unit of China Security Association and the deputy director level unit of Beijing Security Association Security Inspection Service Professional Committee. It is a designated procurement unit of the central state organs, a member of China Working Dog Management Association, and the first batch of Beijing Security Service Company as a first-class enterprise.