- Business
- STG Co., Ltd. (TSE: 5858) manufactures and sells precision metal stamping parts and electronic components primarily for the automotive, semiconductor, and consumer electronics industries. The company offers core products and services including high-precision press parts such as busbars for electric vehicles, lead frames for semiconductors, and connectors; surface treatment services like plating and coating; and assembly solutions for electronic modules. It operates production facilities in Japan, Thailand, Vietnam, and China, serving major global OEMs and tier-one suppliers in Asia, North America, and Europe. Founded in 1955 and headquartered in Tokyo, Japan, STG focuses on advanced manufacturing technologies to support electrification and miniaturization trends in its target markets. In 2024, the company expanded its EV busbar production capacity through a new facility in Thailand and formed a strategic partnership with a leading semiconductor equipment maker to enhance lead frame capabilities; additionally, it completed a JPY 2 billion funding round for automation upgrades and acquired a small precision stamping firm in Vietnam to bolster regional supply chain resilience.