SEI Optifrontier Co., Ltd. Home
JAPANESE
Visual Product Search Company Information Topics Site Map Contact Us

Products Line Up
Telecommunication Products
Optical Fiber Cables
Optical Fiber Cords
Optical Components
Connectors
Technical Documents
Metal Products
Building & Housing Products transfered to Sumitomo Electric Industrial Wire & Cable.inc.
From Wiring Design to Shipment
Prefabricated Electric Cables
Prefabricated Telecommunications Cables
House Indoor Wiring & Piping System
SEI Optifronter sarted buisiness
Topics
2010.08
Sales office have moved
2010.06　
SEI Optifrontier shall start buisiness from July 1,2010
2008.04
Toyokuni Electric Cable’s English website has been renewed.
2007.07　
"Company Overview"has been renewed.
2006.05
Toyokuni Electric Cable’s Engslish website has been renewed.
2006.04
Toyokuni Electric Cable exhibited at Electrical Construction Equipment and Materials Fair 2006.
Company Information
Contact Us
 
SEI Optifrontier Top
Sumitomo Electric Industrial Wire & Cable
Former sumiden High Precision

｜Product Lineup｜Visual Product Search｜Company Information｜Topics｜Personal Information Protection Policy｜Contact Us｜
Please enable JavaScript on your Web browser when viewing this site.
Microsoft Internet Explorer Version 6.0 or above recommended.
COPYRIGHT(C) TOYOKUNI ELECTRIC CABLE CO.,LTD. ALL RIGHT RESERVED