Chongqing Yonggui Traffic Equipment Co., Ltd. is a subsidiary controlled by Zhejiang Yonggui Electric Equipment Co., Ltd. (Stock Code: 300351), with Zhejiang Yonggui holding 86% and the core management team of Chongqing Yonggui holding 14%.


Chongqing Yonggui has been recognized as a National High-Tech Enterprise, a Chongqing Specialized and Innovative Enterprise, a Two-Integration Standard Implementation Enterprise by the Ministry of Industry and Information Technology, and a National Technological SME. The company is dedicated to the R&D, manufacturing, sales, and service of "gangway" products, a critical Class A component in rail transit vehicles. Its products are utilized across high-speed EMUs, intercity and urban rail systems, serving various speeds and capacities, including 350 km/h high-speed trains, CRH6 EMUs, and types A, B, and D urban rail and monorail vehicles, as well as touristic sightseeing trains. It has also expanded into non-rail sectors such as military camping vehicles, medical rescue expansions, RVs, airport jet bridges, and special port bridges, with new products and customers growing annually.


The company is IRIS certified in the international railway sector, one of the few in China to hold a silver-level qualification. It is a qualified supplier for six professional vehicle manufacturers under CRRC (CRRC Changchun, CRRC Sifang, CRRC Putzhen, CRRC Tangshan, CRRC Dalian, CRRC Zhuzhou) and Beijing Jinginvest Equipment Group. Its products support projects both domestically (in cities like Beijing, Shanghai, Tianjin, Chongqing, Chengdu, Hangzhou, Shenzhen, Wenzhou, Taizhou, Jinhua, Shaoxing, Taiyuan, Xiamen, Dongguan, Nanchang, Shenyang) and internationally (in Russia, South Korea, Argentina, Saudi Arabia, Indonesia, India). From 2018-2023, it ranked first in the Chongqing region for six consecutive years and was among the top five nationwide from 2021-2023.


      Zhejiang Yonggui, the controlling shareholder, holds over 600 national patents and operates multiple independent R&D and testing centers in locations like Zhejiang Tiantai, Sichuan Mianyang, Beijing, Shenzhen, and Jiangsu. Chongqing Yonggui leverages the group’s resources and experienced technical teams for innovation, earning multiple invention and utility model patents and being recognized as an IP Advantage Enterprise. The company has pioneered new structures and lightweight designs for Type A vehicle gangways and optimized special processes for Type B, enhancing safety, reliability, and maintenance-free operations, reducing operational costs and lifecycle expenses, and bolstering its competitive edge.



Chongqing Yonggui - Gangway introduction 20240202.pdf

Supply records 2024(业绩英文版).pdf


Standard test
DIN 5510-2


Wind test
RW ≤36 dB


-30°C 到+80°C


Service life