住友电气（亚洲）有限公司深圳代表处

sumitomo electronic asia ltd, is a wholly owned subsidiary of sumitomo electric industries (sei), ltd. sei is a member of the 400-year-old family of sumitomo companies. sei was established in 1897 to manufacture copper wire and has become one of the world's leading forces in the research and development of high-technology products and systems for the communications , electronics, energy, automotive, and materials industries. sei oversees more than 200 subsidiaries and affiliated companies worldwide.<br> sea is a provider of optical components and modules to the telecom, catv, broadband, and data communications markets. formerly the electro-optic products group of sumitomo electric lightwave (sel), excelight was established in august 2000. sel is another subsidiary of sei, established in 1983 in research triangle park, nc, and is a tl9000 / iso9001-certified industry leader in the manufacturing of innovative optical fiber and optical cable, cost-effective ribbon-configured solutions, cable assemblies, fiber management systems, fusion technology, and futureflex air-blown fiber cabling systems.