CATARC Releases First Intelligent Chassis Test Report, NIO ES8, Yangwang U7 and Luxeed R7 Set as Benchmarks

NIO’s SkyRide chassis, BYD’s DiSus system and Huawei’s Turing platform have emerged as representative solutions in the intelligent chassis space.

The China Automotive Technology and Research Center (CATARC) has released the 2025 Intelligent Chassis Test and Research Report, alongside eight group standards for intelligent chassis testing, and disclosed its testing technology roadmap for 2026.

A speaker presenting at a conference on intelligent chassis development, with a screen displaying the event details, under the title '2025 Intelligent Chassis Pioneer Program'.

This marks the first time the industry has conducted a systematic, real-world evaluation of intelligent chassis capabilities on mass-production vehicles.

The tests covered more than 10 mainstream models and were conducted across 13 typical driving scenarios, including tire blowouts in corners, anti-skid interference during intersection cornering, and hill-starts on split-friction surfaces.

More than 20 key indicators were assessed, focusing on stability, controllability and system response consistency.

According to test feedback, some vehicles equipped with intelligent chassis systems were able to anticipate changes in vehicle attitude during braking and coordinate suspension responses to suppress pitch.

Image showing three electric vehicles in testing scenarios: the Yangwang U7 on a wet surface, the NIO ES8 navigating an obstacle course, and the Luxeed R7 demonstrating hill-start capabilities.
Test scenarios of NIO’s all-new ES8, BYD’s Yangwang U7, and Luxeed R7

On split-friction roads, intelligent sensors could identify road conditions in advance and actively correct the driving trajectory, preventing loss-of-control amplification.

Although the full list of tested models has not yet been disclosed, CATARC explicitly identified three benchmark intelligent chassis vehicles in the report: the Yangwang U7, the NIO ES8 and the Luxeed R7.

They correspond to the RMB 500,000–700,000 ($70,000–$98,000) sedan segment, the RMB 300,000–500,000 ($42,000–$70,000) SUV segment and the RMB 200,000–300,000 ($28,000–$42,000) SUV segment, respectively.

From a technology perspective, NIO’s SkyRide chassis, BYD’s DiSus system and Huawei’s Turing platform have emerged as representative solutions in the intelligent chassis space.

Taking the all-new ES8 as an example, the model features front and rear five-link suspension, dual-chamber air springs and externally valved CDC continuous damping control shock absorbers, combined with an IPB braking system.

A promotional image featuring the NIO ES8 SUV in the foreground, with certification documents from CATARC in the background, highlighting standards for intelligent chassis testing.
NIO’s all-new ES8 was awarded the intelligent chassis benchmark

The core approach lies in leveraging the vehicle’s digital architecture and the SKYOS system to decouple longitudinal and vertical control, as well as low- and high-frequency responses.

As a flagship four-motor electric sedan, the Yangwang U7 integrates DiSus-Z, the e4 system and rear-wheel steering, building a multi-dimensional electric control architecture across lateral, longitudinal and vertical axes, with a stronger emphasis on body stability under extreme conditions.

A certification document featuring the Yangwang U7 electric sedan, accompanied by a stylized graphic background. The document includes standards and testing information related to intelligent chassis systems.
BYD’s Yangwang U7 was awarded the intelligent chassis benchmark

The Luxeed R7 is built on Huawei’s Turing platform, featuring a front double-wishbone and rear five-link suspension layout, combined with continuously variable damping and air suspension.

Through HUAWEI DATS dynamic adaptive torque control and the XMOTION digital chassis engine, it enables coordinated control across steering, braking and suspension systems.

A presentation image featuring the Luxeed R7 electric vehicle model alongside a certification document from the China Automotive Technology and Research Center, highlighting its standards for intelligent chassis testing.
Luxeed R7 was awarded the intelligent chassis benchmark

At the industry level, as L3 capabilities draw closer and multiple automakers begin internal testing of conditionally automated driving, intelligent chassis systems are increasingly becoming a core benchmark for overall vehicle intelligence.

Data show that since 2024, more than 70 mass-production models launched in China have been equipped with intelligent chassis configurations.

According to Yiou Auto Research Institute, China’s intelligent chassis market is expected to expand from RMB 10.6 billion ($1.48 billion) in 2019 to more than RMB 50 billion ($7.0 billion) by 2025, and to surpass RMB 100 billion ($14.0 billion) by 2030.


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