Headquartered in Jinan City, Shandong Province, China, DOCBOSS operates two manufacturing bases in Jinan and Dezhou. We are a specialized manufacturer engaged in the development and production of automotive axle components.

Our factory mainly produces parts for heavy‑duty trucks, construction machinery and agricultural machinery equipment. Our diversified product portfolio covers differential assemblies, gear series, brake assemblies and cross‑shaft series, compatible with most mainstream vehicle brands.

Our core business covers the production, processing and export of automotive chassis spare parts. We have established long‑term cooperative partnerships with clients across Southeast Asia, the Middle East, Europe and America. We consistently win customers’ trust by adhering to the philosophy of Integrity, Innovation, Professionalism and Customer‑oriented Service.

Equipped with well‑established production lines and experienced production teams, our plant houses more than 100 sets of processing equipment including forging machines, CNC machine tools, machining centers, grinding machines and coordinate measuring machines. Boasting rich manufacturing experience and mature processing technologies, we are committed to delivering high‑quality products. Custom processing services are available. Supported by robust production capacity and high annual output, we can meet diversified demands from domestic and overseas customers.

Looking ahead, we will keep improving our professionalism and quality control. We dedicate ourselves to providing customers with superior technologies and services, expanding global market reach and exploring more opportunities for international cooperation.

The DOCBOSS chassis product line fits heavy‑duty vehicle chassis models including Howo, AC16, Hongyan, Auman and Anben, covering components such as differentials, reducers and wheel‑hub reduction assemblies.