Zhengzhou Liseron Oil Pump & Nozzle Co., Ltd is specialized in core spare parts of diesel injection system for more than 20 years, mainly producing and selling diesel nozzle, pump plunger, delivery valve, injector assembly, Bosch & Denso & Delphi control valve, Bosch valve cap 334, CRIN repair kits, injector adjusting shim, common rail nozzles, common rail injector tester and repair tools. Except our own brand "Haoteng" and "DYD", we are also agent of UK ERIKC brand common rail parts.

Liseron have an excellent R&D team and advanced processing & testing equipments, constantly importing foreign advanced technology and device, then ensure products quality is at the same level of world. We have top five-axis CNC machining device, ultra-precision five dimensional inspection instruments, high precision CNC grinding machine, roundness measuring equipments, Germany middle hole seat surface grinding, Switzerland four-station spray hole EDM machine tools, U. S. Extrusion grinding machine tools, Italian high-precision centerless grinder, Germany needle angle grinder, U. S. Processing center etc, to achieve precision of thousandth point five millimeters. Our OEM products are not only sell to domestic markets, but also are welcomed in Europe, Americas, Middle East, Southeast Asia, Africa etc.

Liseron main products include: Common rail nozzles, Bosch & Denso & Delphi control valve, Bosch 110 & 120 series injector assembly, Delphi series fuel injector assy, CR adjusting shim, CRIN injector repair kits, common rail injector tester and repair tools; S type nozzle, SN type injector nozzle, SM type diesel nozzle, SD type fuel injector nozzle, P type diesel injector nozzle, PN type injection nozzle, PD type fuel injection nozzle, DN type fuel nozzle; A type plunger, AD type elements, PN type fuel plunger, PW type pump plunger, BQ type fuel injection plunger, P2000 type diesel pump plunger, P3000 type plunger element, P7100 type fuel injection pump plunger, P8000 type fuel pump elements; Yanmar 178F and 186F injector, delivery valve for engineering vehicle, constant pressure deliver valve etc. Our products have more than 60, 000 different model numbers.

With the increasing of auto emission standards all over the world, add advantages of lower fuel consumption and lower pollution, the market share and demands of common rail products is increasing day by day. Faced huge potential international market, with business principle of "based on science and technology" and " Integrity of the world", we Liseron is willing to offer the highest quality goods and service to customers; In the spirit of mutual benefit, long-term cooperation, sustainable development as the basic concepts, Liseron is willing to cooperate with all world honesty friends and create more business opportunities together. To have a win-win better future and more blue sky!