China, which is geographically close to Korea and has historically been a hostile country and sometimes has a lot of mutual exchanges with its friends, became more active in economic exchanges between Korea and China after the diplomatic ties between Korea and China in 1992, Are frequently occurring. Meanwhile, China is used as a refuge for Korean criminals. Their actions are not simple escape but they commit crimes against Koreans, Chinese and Chinese people in China. The diplomatic dispute over the deployment of the US high-altitude missile defense system (THAAD) is also serious. It is a time when international cooperation with Chinese police and related organizations is urgently needed to solve the problem of the Korea-China relationship. The police system varies according to the circumstances of the country, such as its historical background, national consciousness, political system, and security situation. In this regard, the process of development of Chinese police, the organizational structure of Chinese police, public security agencies. The prosecution agency. The court 's work sharing and mutual relations, and the characteristics of the personnel system of the Chinese police. Recently, China has emphasized the administration of the rule of law. Police are also enforcing various regulations and procedures, and the role of Chinese police is increasing due to the rapid growth of the economy. As a result, the role of the Chinese police is focused on the social welfare policing as well. have.