Weichai Power Co., Ltd. is a leading designer, manufacturer and supplier of diesel engines, powertrain systems and related components for commercial vehicles, marine vessels and power-generation applications. Headquartered in Weifang, Shandong Province, the company develops a broad portfolio of medium- and heavy-duty diesel engines, transmissions, axles, fuel systems and turbochargers that cater to sectors ranging from heavy trucks and buses to construction machinery and agriculture equipment. Weichai Power’s integrated product lineup also extends to complete powertrain modules and critical aftermarket parts, supported by a global service network.
In addition to its core diesel engine business, Weichai Power has expanded its offerings to include alternative propulsion solutions, such as hybrid and fuel-cell power units, as well as high-voltage electric drives and energy storage systems. The company further operates a marine division specializing in propulsion systems and power generators for offshore and inland vessels, while its aftermarket segment provides technical support, maintenance services and genuine spare parts across key international markets. This diversified approach enables Weichai Power to address evolving environmental regulations and customer demands for cleaner, more efficient powertrains.
Weichai Power serves a global customer base through an extensive sales and distribution network covering China, Europe, North America, South America, Asia-Pacific and Africa. Strategic partnerships with leading commercial vehicle and equipment manufacturers bolster its market reach, while a series of overseas production facilities and R&D centers support localized development and faster time to market. The company’s export channels deliver engines and components to more than 100 countries and regions, reflecting a commitment to global expansion and international collaboration.
Tracing its origins to the mid-20th century, the enterprise was formally incorporated in 2002 and has since been a core subsidiary of the Weichai Group. Under the leadership of Chairman Yuan Qingliang and Chief Executive Officer Pan Tao, Weichai Power emphasizes continuous investment in research and development, digitalization initiatives and sustainability practices. With over a dozen research institutes and partnerships with universities and research organizations, the company aims to maintain technological leadership in combustion efficiency, electrified powertrain integration and intelligent manufacturing.
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