Yonggui Electric
Chinese manufacturer of rail-transit electrical connectors and new-energy vehicle high-voltage connection systems.
Last updated September 26, 2026
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Overview
Yonggui Electric (Zhejiang Yonggui Electric Equipment Co., Ltd.) is a Chinese industrial components maker best known for electrical connectors and connection systems used in rail transit, and increasingly for high-voltage connectors and charging interfaces in new-energy vehicles. The company is headquartered in Tiantai County, Taizhou, Zhejiang Province, and is listed on the ChiNext board of the Shenzhen Stock Exchange under the ticker 300351. Its core business spans rail-transit electrical equipment — including connectors, wiring harnesses, junction boxes and related assemblies supplied to rolling-stock builders and railway operators — and a newer energy-connection segment serving electric vehicles, charging infrastructure and energy storage. This dual focus places Yonggui in the supply chains of China's railway expansion and its fast-growing electric-vehicle industry. The brand is positioned as a domestic, engineering-led supplier of connection technology rather than a consumer-facing name. Its customers are primarily OEMs, system integrators and infrastructure operators, and its reputation rests on certification, reliability and long-term supply relationships in safety-critical applications such as trains and high-voltage vehicle systems. Because the supplied evidence is limited to a short classification note ('轨交 · A', indicating a rail-transit category), this dossier should be treated as a baseline profile. Details such as exact founding date, founder identity, ownership structure and financial figures should be verified against the company's official disclosures before being relied upon.
History
Yonggui Electric, formally Zhejiang Yonggui Electric Equipment Co., Ltd., is a Chinese manufacturer of electrical connection products. The supplied evidence classifies the subject under rail transit ('轨交 · A'), indicating that its recognized identity is tied to railway and urban rail equipment. The company grew out of China's domestic component-supply ecosystem for rail transit, a sector that expanded rapidly as the country built out high-speed rail, metro and intercity networks. Suppliers in this field must meet stringent certification and reliability standards, and Yonggui built its business around connectors, harnesses and related electrical assemblies for rolling stock and rail infrastructure. As China's electric-vehicle industry scaled up, Yonggui extended its connection technology into new-energy applications, including high-voltage connectors and charging interfaces for vehicles and charging infrastructure. This diversification mirrors a broader trend among Chinese rail-component suppliers seeking growth in the automotive electrification supply chain. The company is listed on the ChiNext board of the Shenzhen Stock Exchange under ticker 300351, giving it access to public capital markets to fund capacity and research and development. Its headquarters are in Tiantai County, Taizhou, Zhejiang Province, within China's dense eastern manufacturing belt. Because the available evidence is a short classification note rather than a full corporate history, the precise founding date, founder, ownership evolution and major corporate events are not documented here. Readers should consult the company's official website and stock-exchange filings for verified details.
Listed on the ChiNext board of the Shenzhen Stock Exchange under ticker 300351.
Recognized as a rail-transit (轨交) electrical equipment supplier.
Products and positioning
Engineering-led domestic supplier of safety-critical electrical connection technology for rail transit and new-energy applications.
Rail-transit electrical connectors
Wiring harnesses and cable assemblies
New-energy vehicle high-voltage connectors
EV charging connectors and interfaces
Sources1 sources
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