Hi-Rel Plastics & Molding

Hi-Rel Plastics & Molding Corp is the most popular plastic injection molding manufacturing company in Southern California. We offer custom plastic injection molding and plastic blow molding services for all major industries. At Hi-Rel Plastics & Molding Corp we serve every facet of the injection molding and blow molding processes from part evaluation, tool design, prototyping, 3D printing, tool...