Hobby Expo China (hereinafter referred to as HEC) was founded in 2001 and has gradually developed into the world's largest model professional exhibition. It is the preferred platform for new product releases, international trade negotiations, and industry information exchange in the model industry. The interest model, as a high-level toy that pursues design, technology, and refinement, has billions of enthusiasts around the world in terms of craftsmanship, precise control, and personalized collection.