Profile: Twin City Mold Engineering is a custom plastic injection molding, zinc and aluminum die casting manufacturer. We specialize in short run, quick turn and prototype projects. We provide full CAD engineering capabilities to design, tool and manufacture a custom part that meets strict specifications from single or multi-cavity mold. We offer full secondary operations, metal finishing-gloss, flat, textured, painted or plated and assembly. Our capabilities include injection molding, molding of all thermoplastic resins, CNC machining, EDM, milling, polishing and turning.