Address: 850 South Lawson St., City of Industry, CA 91748 Phone: (626) 442-0711 Fax (626) 575-1309 Website URL: https://www.jlplastic.com/ About Business: J & L Custom Plastic Extrusions, Inc. has provided custom plastic extrusion components to industry since 1976. We manufacture custom thermoplastic profiles, rods, and tubes in over 30 engineering, specialty, and general-purpose plastic materials in any standard or custom colors. Our production scales from prototype runs to high-volume production runs. Business Hours: Monday to Friday, 8:00 am - 5:00 pm