The plunger and barrel assembly is one of the three precision matched pairs in the mechanical fuel injection pump of diesel engines. Wuxi Weifu manufactures precision plunger and barrel assemblies with a complete range of product series. These products are widely used in low, medium and high-power diesel engines, and are exported to international markets including Asia, Africa, the Americas, Eastern Europe and beyond. They serve a diverse range of sectors, such as on-road vehicles, off-road agricultural machinery, construction machinery, power generation equipment, marine machinery and military applications.