We are subsidiaries of SUMITOMO ELECTRIC INDUSTRIES, Ltd ("SEI", a Japanese B to B major manufacturer) in Indonesia. We engaged in electrical / electronic manufacture and sales. About Sumitomo Electric Group, Since the founding of Sumitomo Electric Industries, Ltd. in 1897 with copper wire production, we have developed many new technologies and products through innovative R&D activities based on Sumitomo Electric manufacturing technologies for electric wires and power cables. With more than 350 subsidiaries worldwide, we continue to introduce a wide variety of products that fulfill the expectations of society, in five business fields: Automotive, Information & Communications, Electronics, Environment & Energy, and Industrial Materials. We are a Fortune global 500 company. Currently there are 10 companies in Indonesia. PT. Karya Sumiden Indonesia (Tangerang) PT. Sumi Indo Kabel Tbk. (Tangerang) PT. Sumitomo Electric Wintec Indonesia (Bekasi) PT. Sumi Indo Wiring Systems (Purwakarta) PT. Sumitomo Wiring Systems Batam Indonesia (Batam) PT. Sumitomo Electric Hardmetal Indonesia (Jakarta) PT. Sumiden Hardmetal Manufacturing Indonesia (Karawang) PT. Sumiden Sintered Components Indonesia (Cikarang) PT. Sumiden Serasi Wire Products (Bogor) PT. SEI Consulting Jakarta (Jakarta)