1. Product Design & Plastic Mold Customization - Those who have read the article "The Relationship Between Injection Molding Technology and Plastic Molds" know that custom blow molding is the process where plastic product manufacturers tailor unique products for customers. The term "unique" is used because different industries have varying customer needs, and each customer may have their own original product concept. They often come across such products at home or abroad and require replicas or incorporate their own design elements for innovation.