1950, uniform of the police force, mainly beige uniform. 1955, the Ministry of Public Security redesigned the uniforms of the people's police. The design of beige clothing was cancelled and changed to a design with white as the main color and navy blue as the supplement. 1999, the Ministry of Public Security redesigned the uniform again. In more than a year, the current design standard of police uniform has been basically established, and the navy blue material which is in line with international standards has been selected. In 2005, some minor changes were made to the police uniform, and the gray shirt was replaced by a blue shirt. This unified system has been used to this day.