# Sumitomo Electric

- **Website:** <https://sei.co.jp>
- **Primary alias:** `sei.co.jp`

## Description

Sumitomo Electric Industries is a global company that applies original research and development to a broad range of businesses, contributing to the advancement of social infrastructure. Its activities span five sectors: environmental energy, information and communications, automotive, electronics, and industrial materials. The company offers products and solutions for customers across these fields, with offerings that include power cables and equipment, optical fiber and network products, automotive components, electronic parts, and industrial materials. Its portfolio also covers ceramics, semiconductors, plastics, alloys, diamond products, batteries, cutting tools, optical modules, and heat-management devices. Alongside physical products, Sumitomo Electric provides solutions such as CATV systems, intelligent transportation systems, IT asset management and security, and energy-related services. Research and development is central to the brand’s approach, supporting work across its five business sectors and other foundational technologies. The company also emphasizes sustainability and shares information about its corporate strategy, technology, and social contributions through reports, news, and other publications.

## Industries

- 🏭 Heavy Industry and Engineering
- 🏎 Vehicles
- 🏎 Automotive Industry _(under Vehicles)_

## Links

- [linkedin](https://linkedin.com/company/sumitomo-electric)
- [instagram](https://instagram.com/sumitomo_electric_official)
- [youtube](https://youtube.com/channel/UCwBYH_BCeoRtiuDbFkx9OvQ)

## Logos & icons

- logo _(primary)_ — PNG — [download](https://cdn.brandfetch.io/idcnN6uK6-/w/139/h/42/theme/dark/logo.png?c=1bxid64Mup7aczewSAYMX&t=1667827980616)
- icon _(primary)_ — JPEG — [download](https://cdn.brandfetch.io/idcnN6uK6-/w/400/h/400/theme/dark/icon.jpeg?c=1bxid64Mup7aczewSAYMX&t=1790673869812)

## Colors

| Name | Hex | Theme |
| --- | --- | --- |
| Kingfisher Daisy | #2e008b | dark |
| Maize | #f4d3a1 | light |
| Azure | #3a56a0 | accent |

## Imagery

- banner _(primary)_ — JPEG — [download](https://cdn.brandfetch.io/idcnN6uK6-/w/1536/h/768/id5TMJ5nHy.jpeg?c=1bxid64Mup7aczewSAYMX&t=1790673869999)

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_Source: <https://brandfetch.com/sei.co.jp>_
_See [/llms.txt](/llms.txt) for a full list of agent-readable pages, and [/auth.md](/auth.md) for how agents authenticate._