Giant Engines Company was founded in 2007, a R&D and manufacture centered enterprise, it started international business since 2019. Giant Engines mainly focuses on state of the art Diesel Fuel Injection, especially the Common Rail, UIS and HEUI such as injectors, nozzles, fuel injection pumps, control valves and other spare parts. These products are applicant to different brands for Denso, Bosch, Delphi, Caterpillar, Cummins and Siemens, etc. Our advantages are high-quality products, professional technical support, quick shipping and best after-sales service.