Shandong Heze Huaxing Oil Pump and Nozzle Co., Ltd. is a professional manufacturer of internal combustion engine fuel injection systems that integrates research and development, production, sales, and service. Our main products include S, P, JT, and common rail series fuel injectors and nozzle fittings, AK, AD, AW, Q, A, and P-type fuel injection pump assemblies and plungers, delivery valve fittings, gasoline engine cylinder direct injection systems, and more than 3700 varieties, mainly used for supporting industries such as automobiles, agricultural machinery, engineering machinery, generator sets, and ships.