The safety of the handle design is very important, and the handle itself cannot be broken; Its size should also be suitable for consumers' handheld habits; Second, keep comfortable and avoid hurting your hands; Some carton handles, environment-friendly handles and twine paper handles have decorative requirements. In order to ensure safety, the handle design must pay attention to whether the structure position is reasonable and whether the materials are firm. The handle is a part of people's portable packaging, so the design of the handle should be based on people's behavior habits.