... parts, mainly of aluminum, zinc & magnesium;3. Plastic injection molds and plastic injections.Donguan China injection molding processEstablished in 2004, Shenghong has followed this line ... , 2343ESR, H13, etc.Mould standardHASCO, LKM, DMEHeat treatmentHardening, NitridingFeaturesAdvanced design, High precision, Quality materials, Long lifetime, Quick deliveryDie Casting PartsMolding processDie ...