At Pioneer Plastech, selecting the right resin for injection molding is a critical decision that directly influences the quality, durability, and safety of the final product. Whether designing components for the medical, automotive, or electrical industries, choosing the appropriate resin is essential to meeting specific functional and regulatory requirements. This article outlines our approach to selecting resins, considering the product's intended use, physical properties, safety certifications, procurement, mold flow analysis, and trial results.