How about Nanjing Kang 'an Security Company?

All right. Nanjing Security Kang 'an Branch belongs to Nanjing Security Service Corporation. The company is a state-owned enterprise with high reputation, wide platform for staff development, good welfare and professional safety qualification. Users can rest assured that it is a formal and professional security company. The company specializes in public security prevention, and also operates various public security-related businesses such as passenger transport, driving, security and equipment.