GB/T 31887-2015 in English

This standard specifies the requirements for reflective devices used on bicycles, including their design, performance, and testing methods. It covers the technical specifications for different types of reflective devices, such as reflectors and retroreflective materials, and outlines the conditions under which these devices should be tested to ensure their effectiveness. The standard also includes guidelines for the installation and use of reflective devices to enhance visibility and safety. Additionally, it provides information on the marking and labeling of products to ensure compliance with relevant regulations. The content is structured to support manufacturers, inspectors, and users in understanding and applying the specified requirements.