Manufacture of computer, electronic and optical products Standard Industrial Classification (SIC) codes of UK-based importers and exporters 26110 - Manufacture of electronic components (2355) 26120 - Manufacture of loaded electronic boards (633) 26200 - Manufacture of computers and peripheral equipment (1650) 26301 - Manufacture of telegraph and telephone apparatus and equipment (293) 26309 - Manufacture of communication equipment other than telegraph, and telephone apparatus and equipment (584) 26400 - Manufacture of consumer electronics (2683) 26511 - Manufacture of electronic measuring, testing etc. equipment, not for industrial process control (1695) 26512 - Manufacture of electronic industrial process control equipment (1345) 26513 - Manufacture of non-electronic measuring, testing etc. equipment, not for industrial process control (185) 26514 - Manufacture of non-electronic industrial process control equipment (148) 26520 - Manufacture of watches and clocks (420) 26600 - Manufacture of irradiation, electromedical and electrotherapeutic equipment (365) 26701 - Manufacture of optical precision instruments (461) 26702 - Manufacture of photographic and cinematographic equipment (308) 26800 - Manufacture of magnetic and optical media (74)