Masahiro Otsuka

Proterial Ltd. engages in the manufacture and sale of products for automobile, electronics, and infrastructure industry sectors. It operates through the following divisions: Specialty Steel, Magnetic Materials, Functional Components, and Cable Materials. The Specialty Steel division includes high-grade special steel, rolls, steel and ceramic structural parts, injection molding machine parts, and soft magnetic materials. The Magnetic Materials division comprises of magnets and ceramic products. The Functional Components division consists of high-grade casting components for automobiles, piping and infrastructure components, and construction components. The Cable Materials division offers electric wires and functional items such as industrial wire, equipment wire, industrial rubber, cable processed products, automotive electrical components, and brake hose. The company was founded on April 10, 1956 and is headquartered in Tokyo, Japan.

Hitachi Cable Ltd. engages in the manufacture of wires, cables, copper products, and fiber optics. It operates through the following business segments: Industrial Infrastructure Products; Electronic and Automotive Products; Information Systems Devices and Materials; Metal Materials and Component Products; and Sales Companies and Distribution. The Industrial Infrastructure Products segment manufactures wires and cables for industrial applications; and transmission and connection technologies relating to telecommunication cables and optical fibers. The Electronic and Automotive Products segment develops wires and cables for electronic devices; electronic devices; transmission and connection technologies relating to magnetic wires; brake hoses; and other parts and components for automotive use. The Information Systems Devices and Materials segment promotes research and development in areas such as information network devices, mobile photo base station antennas, and compound semiconductors. The Metal Materials and Components Products segment conducts research and development for copper strips for electronic parts and components; lead frames; Tape Automated Bonding (TAB); fabricated copper products; and superconducting wires. The Sales Companies and Distribution segment involves with the sales and service of the company's products. The company was founded in January 1918 and is headquartered in Tokyo, Japan.

Part of Proterial Ltd., Hitachi Metals (China) Ltd. is a Chinese company that offers a wide range of products and services, including information and communication systems, multimedia-related machines, electronic components, power and energy systems, environmental and public systems, and industrial machines. The company is based in Shanghai, China. Hitachi Metals (China is a subsidiary of Hitachi, Ltd., a company that responds to society's changing needs by entering into new product areas while keeping existing divisions active. The company has a strong commitment to corporate social responsibility and has a precise business policy. Masahiro Otsuka has been the CEO of the company since 2017.