Sep. 23, 2026
Shining on the Global Stage! Yonggui Transportation (Chongqing) Supplies Gangway System for CRRC VELLINK Smart Metro, Stunning Visitors at InnoTrans 2026 Berlin
On the local time of September 22, InnoTrans 2026 — the world’s largest and most influential rail transit exhibition — grandly opened in Berlin. Marking the 30th anniversary of the event, this exhibition gathered over 3,000 top enterprises worldwide, including more than 200 Chinese exhibitors. It showcased cutting-edge achievements in the green, digital, intelligent and integrated development of global rail transit, demonstrating the rising international competitiveness of China’s rail transit industry.
As a core supporting manufacturer for China’s rail transit sector, Chongqing Yonggui Traffic Equipment Co., Ltd. made a remarkable appearance at the exhibition together with CRRC. We supplied the core gangway system for CRRC’s newly launched VELLINK digital-intelligent integrated metro train. With cutting-edge product technology and exquisite workmanship, we help China’s new-generation smart metro step onto the global stage, showcasing the robust strength and innovative commitment of "Yonggui Intelligent Manufacturing" to global clients!


At this Berlin exhibition, themed “Co-creating diversified value capacity for future transportation”, CRRC premiered three benchmark rolling stock models. Among them, the VELLINK digital-intelligent integrated metro train became the highlight on the opening day, drawing tremendous attention from global rail experts, overseas operators and mainstream media, thanks to its futuristic appearance, full-range intelligent technologies and low-carbon energy-saving strengths.
As CRRC’s newly launched urban rail vehicle brand targeting overseas markets, the VELLINK metro is well-adapted to urban commuting demands across the globe, with multiple pioneering technological breakthroughs:
Equipped with multi-source sensors throughout the train to build an autonomous perception neural network, the vehicle works with CRRC’s self-developed AIZOR large AI model. It can autonomously identify track conditions, proactively warn of faults and intelligently formulate driving strategies, overturning the conventional mode of passive command execution and greatly cutting operation and maintenance costs.
Large-scale application of lightweight new materials including carbon fibre and magnesium-aluminium alloy, coupled with multi-system integration optimization, reduces the vehicle weight by 18%, cuts comprehensive energy consumption by over 10%, and lowers whole-life-cycle carbon emissions by 15%, delivering the vision of green transportation.
The train has won the international iF Design Award. It features panoramic floor-to-ceiling windows, nano light-guide fibre starry sky ceiling and automatically sliding & rotating seats for a bright and open passenger cabin. Optimized vibration & noise reduction and air circulation systems jointly create an immersive and comfortable travel environment.
Supports dual operation modes: fully driverless operation under GoA4 and manual driving. Equipped with a full-scenario intelligent interaction system, it balances driving safety, operational efficiency and diversified passenger service demands.


This new-generation metro integrating green features, intelligence, aesthetics and high efficiency is not only a benchmark technological innovation achievement of CRRC, but also a core product for China’s rail transit equipment to enter the global high-end market. The gangway system (Project A141), developed and manufactured by Chongqing Yonggui Transportation, serves as the key connecting component between carriages and provides critical support for the high-performance and high-quality operation of the whole train.

The gangway supplied for this project adopts a lightweight integrated structural design. Removing redundant traditional structures while guaranteeing structural strength and stability, it further optimizes self-weight. It perfectly aligns with the lightweight and low-carbon design concept of the VELLINK metro. As a key component, it helps reduce operating energy consumption and track load, fully supporting the green operation of the train.

Tailored for complex operating conditions of urban metro lines, the product is equipped with a high-flexibility articulated swing structure. It delivers excellent deflection, extension and displacement compensation capacity, enabling stable operation on tight curves and variable gradients. It effectively buffers jolts and vibrations during operation, achieving seamless and smooth transition between carriages, eliminating stuck or wobbly passenger passage and fully ensuring safe and stable movement between cars.

Built on years of accumulated rail supporting technology, this gangway adopts upgraded airtight sealing structures to block airflow and noise transmission between and inside carriages. It greatly reduces wind noise and mechanical noise generated during operation. Combined with the vehicle’s overall noise reduction design, it further improves the quietness inside the cabin, creating a peaceful and comfortable riding experience and perfectly matching the human-centric design philosophy of this premium smart metro.

The product uses highly weather-resistant and wear-resistant premium materials. Validated by tens of thousands of fatigue tests and extreme working condition trials, it features long service life, low failure rate and convenient maintenance, adaptable to urban rail operation in diverse regions and climates worldwide. Meanwhile, its visual design is harmoniously integrated into VELLINK’s interior, with a minimalist futuristic style fully consistent with the overall aesthetic of the train.
As a high-tech enterprise specializing in the R&D, production and sales of rail transit gangways and door systems, Chongqing Yonggui Transportation Equipment Co., Ltd. has long focused on core supporting products for urban rail and suburban vehicles. Centered on technological innovation and reliable quality, we keep advancing in the field of vehicle connection systems for rail transit.
The company maintains deep collaboration with leading rolling stock manufacturers represented by CRRC. Following the global trend of green, digital, intelligent and integrated rail transit, we continuously upgrade product technologies and manufacturing processes, and tackle multiple key industrial technical challenges. We are capable of delivering high-performance, highly reliable and customized integrated vehicle connection solutions for different vehicle types and scenarios. Our products are widely deployed in domestic urban rail projects and steadily expanding into overseas markets.
This joint appearance at InnoTrans Berlin marks not only the grand debut of Yonggui Transportation’s latest-generation gangway product, but also an important milestone for the company to explore overseas markets and access the global high-end rail system. Riding the wave of global transportation industrial upgrading, Yonggui Transportation will stay committed to innovation, focus on R&D of core technologies, refine product quality, and continuously improve our capacity for global supporting services.
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