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Injection Mold

We provide many kinds of plastic injection molds like precision molds, 2 shot molds, insert moulds, unscrewing moulds for automotive, medical, electronics, electrical appliances, entertainments, machinery parts, and so on.

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Cast Mold

Our factory also make die casting mold and casting products, They are Aluminum Alloy and Zinc Alloy what we casting for most.Polishing, Powder coating, Painting, Plating etc are applied to the casting parts’ surface.

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Precision Machining

Sun Hui also provide precision maching for metal parts, the service we provide include CNC machining, wire EDM cutting, mirror EDM, surface grinding.

About Us


Create a world-class injection mold factory with the goal of exceeding customer expectations

Founded in 1997, Sun Hui Precision Manufacturing Co.,Ltd now is a leading manufacturer in Plastic Injection Mold, Die Casting Mold, Precision Machined Parts and IGBT semiconductor in Dongguan China. After years of fast development, now we are a capable, diversified manufacturing supplier with comprehensive production capabilities.

With our strong network of manufacturing partners we oversee the process from start to end, we also provide prototype creating, silk and pad printing, plastic and metal parts plating, painting, assembly and relative parts sourcing.

Our projects mostly related to medical, automotive, precision parts, household appliances, electronics, machinery, and so on. Winning great reputation from both overseas and domestic customers, our molds and parts are mainly exporting to the American and European markets.

To provide customers professional advice on both part design and mold design; to manage your projects from mold making, parts production, assembly to shipment; to have smooth communication with both customers and internal staff based on years of experience in mold field; to have you obtain good service with our people-oriented management philosophy, we care about the team work spirit.

Looking forward to be your trustful and long-term parter on plastic injection mold and die casting mould projects in Shenzhen Guangdong China.

Our Equipment


Mold Making & Machining Equipment

We are equipped with high-precision tooling & machining equipments in our precision workshop, like Mori Seiki(Japan) 20,000 rpm CNC, Taiwan ENKA 36000 rpm high speed CNC, Charmilles EDM, Mitsubishi EDM, Sodick Wire cutting, grinder and other precision machines.

Injection Molding & Die Casting Equipment

We have large capacity for plastic parts and die cast parts production. We equipped more than 40 injection machines from 80 Ton to 1500 Ton, we also have 4 two shots injection machine for 2-shot parts. Shenxinda has 5 die casting machines for aluminum alloy and zinc alloy parts.