Injection Mold Double injection Over-molding Assembly Painting Rubber Printing and plating Product development Double Injection Mold Double injection Double injection product-2 Double injection is multiple-material production process employing PC, ABS, TPU, PP, PC+ABS, TPR, ABS and the likes. It aims to enhance the variety of the products and the design concept of minimizing the additions. Double injection is widely applied to housing, key, plated key, car component, medical device and communication product as well.