| SIC Codes: | 3572 3571 3679 3678 3676 3575 3674 3672 3671 3661 3577 3675 |
| NAICS Codes: | 334118 334111 334112 334412 334413 334416 334417 334418 334419 |
Companies in this industry provide manufacturing services to computer and electronics companies on a contract basis. Products include printed circuit boards, electronic components, electronic assemblies, electronic modules, and complete electronic systems.