Because of the extensive production and management mode and the development mode of blindly pursuing the production quantity of caster products, caster industry has always been known as "labor-intensive industry" and "environmental pollution first". Nowadays, creativity is prevalent. It seems that there is a stagnant pool in the caster industry, and it is difficult to make some waves. But this is changing recently. We are surprised to find that brand casters such as light casters, heavy-duty casters and automotive industry products are scraping more and more fiercely.