| Business | Phone |
| Korea Spc Intl 7365 Carnelian St # 205, Rancho Cucamonga 91730 | (909) 477-2110 |
| Primax Wheel Corp 9568 Richmond Pl, Rancho Cucamonga 91730 | (909) 980-5700 |
| Raycortronics Inc 9836 Foothill Blvd, Rancho Cucamonga 91730 | (909) 476-1245 |
| Versatile Products Intl 9511 Hyssop Dr, Rancho Cucamonga 91730 | (909) 484-1213 |