Aurobay Holding, as of 31st of May 2024, belongs to HORSE Powertrain Ltd. The content of this page is being updated to reflect all parts of Aurobay Holding.


About Aurobay

Aurobay develops and produces world-class hybrid engines and transmissions. With factories on two continents - Sweden and China - we’re a pioneering global supplier of propulsion technology, development services and contract manufacturing. The Aurobay brand brings together over 9,000 dedicated and determined people that design, develop, and manufacture next-generation powertrain solutions for a global market.

Our Business in Brief

The Aurobay brand consists of a group of companies that connects Swedish and Chinese engineering excellence to create next-generation hybrid engines and transmissions. The Aurobay brand includes the following companies: Aurobay Sweden AB (currently referred as Aurobay Sweden, formerly known as Powertrain Engineering Sweden AB) and Aurobay Technology Co., Ltd & Geely Powertrain Co., Ltd (currently referred as Aurobay China).


Aurobay Sweden, with over 100 years of heritage from Volvo Cars, consists of two R&D centers in Gothenburg and plants in Skövde and Zhangjiakou, China. We develop and produce world-class hybrid solutions for a global market. We’re a pioneering supplier of propulsion technology, R&D services, and contract manufacturing. We create value for customers and consumers by producing premium engines that already power millions of vehicles on the road.

Aurobay China was established in 2010 under the Geely Automobile Group and consists of a R&D center, and 8 plants in China. We have top-level research and development capabilities in the fields of engines, transmissions, and hybrid systems. We have R&D capabilities with 10 professional modules covering the entire process and global high-end intelligent powertrain manufacturing bases, which enables us to provide a full range of powertrain solutions.

Global supplier of propulsion technology


Hangzhou Bay R&D center

No.918, Binhai Road 4, Hangzhou Bay, Cixi, Ningbo, Zhejiang Province, Zhejiang Province

R&D Centers

Aurobay Sweden

Uni3 Floor floors 6-8 Pumpgatan 1 417 55 Gothenburg Sweden


Aurobay PVV

Gunnar Engellaus Väg PVV 418 78 Gothenburg Sweden


Hangzhou Bay R&D center

No.918, Binhai Road 4, Hangzhou Bay, Cixi, Ningbo, Zhejiang Province, Zhejiang Province

Aurobay has officially joined HORSE Powertrain Limited, a new global leader in powertrain solutions, with 19,000 employees on three continents.  

In HORSE Powertrain, Aurobay’s owners Geely (Geely Holding and Geely Auto) and Renault Group have formed an independent company at an exciting time for the industry. The new business designs, develops, produces and sells all hybrid and combustion powertrain solutions and systems with state-of-the-art technologies, including engines, transmissions, hybrid systems and battery solutions. It currently produces c. 5 million powertrain units per year and expects to generate c.15 billion EUR in annual revenues. 

Aurobay brings to the new business some 10,000 employees, 10 manufacturing sites in China and Sweden, and 5 industry-leading R&D centers. HORSE Powertrain’s complementary product portfolio and regional footprint have the potential to offer solutions for 80% of the growing hybrid and combustion powertrain market. Many OEMs are currently looking to team up with a large player with cutting-edge R&D and manufacturing capabilities in hybrid and combustion technologies.   

As part of the HORSE Powertrain team, we will help to develop and supply future ultra-low emissions powertrain technologies capable of addressing all market expectations, notably in the field of alternative fuels such as green methanol, ethanol and hydrogen.     

HORSE Powertrain will supply multiple industrial customers including Renault Group, Geely Auto, Volvo Cars, Proton, Nissan and Mitsubishi Motors Company. The company is ready to engage with customers and partners around the world to support them with end-to-end solutions in powertrain technologies and will welcome partners to further strengthen the value chain. 

Geely and Renault Group have agreed on a global governance scheme as well as strategic appointments for HORSE Powertrain. Matias Giannini iswillb appointed CEO, Lee Ma Chief Financial Officer and Juan Ferrera Chief Human Resources Officer. 

The management of the two subgroups, Aurobay and Horse, remain unchanged.