This part of GB/T 2893 specifies the design principles of product safety labels, including the use of safety colors, the composition of hazardous areas, the composition of different types of product safety labels, etc. Reference materials such as guidelines and design examples for product safety labels. The product safety labels specified in this part apply to all products in which safety-related problems may occur. However, the product safety labels specified in this section are not applicable to: ——chemicals; ——transportation of hazardous substances and preparations; —— industries that have relevant regulations and regulations that are different from some clauses of this document.