There are many colors of safety helmets, and different colors represent different positions.
 
Yellow: Construction personnel. Usually worn by frontline operators and construction personnel.
Red: Generally, it can be divided into two categories: technical personnel and middle to low level anagement personnel.
White: supervision personnel, Party A's representative, subcontracting management personnel, project management personnel and other middle management personnel on the project.
Blue: Special operations personnel and technical personnel. (As mentioned earlier, most red hats are also worn by technical personnel, and their specific choices vary depending on the situation of the enterprise.)
 
In addition to the common yellow, red, blue, and white safety helmets mentioned above, there is also a wine red safety helmet, which is usually worn by company leaders, external leaders, and other non resident on-site leaders. It belongs to the protocol hat, and each project is equipped differently according to the situation.