Bohai Trimet

Bohai Trimet Automotive Holding GmbH

We Live Aluminum.

Automotive is our passion and
reliability a promise for our worldwide customers

about the company

Efficient, modern, and environmentally friendly

We manufacture and supply aluminum in a wide variety of shapes and alloys with ease, whether to the DIN standard or in form of special alloys – our products are always perfectly tailored to your needs.  

Aluminum and our company have easily established themselves in the automotive industry.

As an innovative, medium-sized company, we produce state-of-the-art aluminum die-cast components at three locations with around 1,000 employees. Cars are becoming more ecological, more efficient and more modern. Together with our customers we develop optimally coordinated solutions and components: from the metal alloy to the development and construction of special tools to the assembly of complete assemblies. Regardless of whether it is a transmission, chassis or engine block: With us, your business will pick up speed - and with ease!


Employees work for your best product


locations in Germany and China

The complete workflow from development to the finished product

Our service areas

Die casting

in fully automated production - that is the core competence of the BOHAI TRIMET Group.

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Mechanical processing

via our CNC machining centers enables complex, ready-to-install components.

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Surface and heat treatment

enables sustainable, environmentally friendly solutions for the automotive industry.

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is guaranteed by uncompromising quality management that encompasses the entire production process.

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Research and development

in our "Creativity and Competence Center" (CCC) Harzgerode ensures our top technological position and constantly ensures innovations.

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Tool making

from the development to the production of special tools and molds up to a maximum of 80 tons rounds off our portfolio.

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Your future in our group of companies


As a forward-thinking company, BOHAI TRIMET offers an above-average number of jobs and apprenticeships every year in future-proof, technical, and commercial professions.

If you are interested in one of our apprenticeship positions, apply for open apprenticeships. We are looking forward to your application!

We are also constantly looking for capable, motivated employees. We look forward to your speculative application.


Vocational training   Jobs

Companies that speak for themselves

Our customers

BOHAI TRIMET has earned an excellent reputation worldwide as a proven, versatile partner to leading automobile manufacturers. The list of our partners and clients is long - and it speaks for itself.



BOHAI TRIMET Automotive Holding GmbH
Aluminiumallee 1
06493 Harzgerode
Phone: +49 39484 500
Fax: +49 39484 50620


BOHAI TRIMET Automotive Holding GmbH
Erhardtstraße 18
99610 Sömmerda
Phone: +49 3634 333-0
Fax: +49 3634 333-147


Hainachuan (Binzhou) Lightweight Auto Parts Co.,Ltd.
Bohai 27th Road No.518, Binzhou City, Shandong Province, China
Post Code:256600 +49 (0)39484 500
© 2024 BOHAI TRIMET Automotive Holding GmbH