Shandong Huayihe Import und Export Co., Ltd. beschäftigt sich haupt sächlich mit Dieselmotors ystemen, Bosch, Denso, Carter, Volvo, Delphi, Cummins und anderen inländischen neuen und überholten Injektor pumpen, Common-Rail-Düsen, Bosch-Ventil baugruppen, Delphi-Steuerventilen, Denso-Floß, Common-Rail-Dosier ventil, SCV, DRV-Ventil usw.
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