Looking For a Trusted Die Casting Partner?


ECO die casting is a China local die casting company, specializing in custom aluminum, zinc, and magnesium die casting parts manufacturing service, workable for parts weight from 30 gram to 15 KG.

With over 20 years of die casting experience, we serve worldwide clients with high quality, short lead-time, and direct factory price.

One-stop Die Casting Manufacturing Service


We provide one-stop and in-house die casting services from die casting mold making, raw casting, secondary process, surface treatment, test & packaging, to logistic service. Up to now, we worked with 120 clients from 25 countries all over the world!

aluminium die casting parts

Aluminum Die Casting


We are equipped with 15 sets of aluminum casting machines ranging from 120T~1600T, workable for part weight of 30G to 15KG.

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Zinc Die Casting


The common zinc die casting material we use includes Zamak-2, Zamak-3, Zamak-5, ZA-8, ZA12, ZA27 for diverse die casting parts

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picture of magnesium die casting

Magnesium Die Casting


Magnesium die casting is our core competition in the market, our offer is 30% cheaper than other companies

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About Us

ECO die casting is a professional custom die casting manufacturer in China, offering one-stop aluminum, zinc, and magnesium die casting parts manufacturing services. Our products include automotive parts, medical parts, lighting parts, electronic parts, and industrial products.

Founded in 1996, covers about 3500 square meters of factory, and 120 professional employees. At present, our yearly die casting turnout is about 1,500,000 pcs.(for medium complex parts).

Our mission is to help clients build quality die casting components with lower cost and timely lead-time


our die casting factory

Our Equipment

Mold Making Equipment:  6 sets of CNC, 3 sets of milling machine, 4 EDM, 3 wire-cutting machines

Die Casting Equipment: 12 sets of zinc die casting machines, 25 sets of aluminum die casting machines ranging from 120T-1,650T,

Inspection Equipment: 2 sets of CMM, 3 Projects, 1 spectrometer, 1 RoHS tester, 1 X-ray meter, 3 micrometers, 5 calipers, 1 salt-spray tester


Quality System

Our company had been certificated with ISO9001-2018 and TS16949 quality system since 2006


Main Customers

We mainly serve small and medium size companies from US and Europe,  which occupied 70% of our sales revenue.

Meanwhile we also have rich experience in working with some established famous brands like Mazda, HP, Xerox, Bosch, etc.(30%)

How About Our Service?


Lower Price(30% cheaper)

  • Most of mold tool cost made by us ranges about $1500~$3500
  • We offer free mold tool program, which means if order quantity is up to 500,000 pcs, then we refund all of mold too cost to customer
  • Since we are not a big company, we have lower running cost than others. Our die casting production cost is 30% cheaper than other Chinese die casting companies. And 40% cheaper than Western casting manufacturers.


Life-long Quality Guaranty

  • Since we work for global clients, our die casting products are completely in accordance with international die casting standards, like NADCA(America), EN1706(Europe), JIS(Japan),
  • We use first class die casting mold steel as S136, SKD61, H13, NAK55, NAK80, DAC, DH-31, 8407, 8418, 2344, etc. all of mold core and cavity steel are hardened with HRC 48°~54° , which enables our mold life can reach about 100,000~300,000 cycles.
  • Unlike other Chinese die casting manufacturers who might use recycled or low quality material. However We ECO die casting source the first-hand and superior grade raw material like ADC10, ADC12, A360, A380, A383, Zamak3, Zamak5, Zamak8, Zamak27, AZ31B, AZ40M, AZ61M, AZ91D, M2M, ZK61M, ZK61S, etc. All of raw material comes with ROHS and live material composition inspection report.
  • Before and after casting process, we get all of our material composition inspected, meanwhile We perform aging test with AQL sampling plan before goods leave our factory.


Free Mold Modification and Maintenance

  • If any design modification needed after mold tool is finalized or in production, we provide free mold tool modification service to all of our client.
  • We offer free mold maintenance to all of production mold tool that clients left at us, it including monthly, quarterly, and annual clear, rusty-free treatment, and part replacement.


Free DFM and Engineering Support

  • Prior to project initiation, we provide free DFM analysis to ensure the most quality casting parts to be manufactured at us. It includes casting part refining, material choose, mold design scheme, mold flow analysis, casting process design, packaging, and test method.
  • Most of time, our clients are not as knowledgeable in casting design, we will provide free design and manufacturing to help clients defining every technical data. Like part structure, material choose, tolerance, test criteria.


Rich Experience in Western Market & No Communication Barrier

  • ECO started foreign business since 1999, it means we have nearly 20 years of experience in working with Western clients, and communication is our first expertise.
  • Our sales and engineering team have over 15 years of casting experience, they speak both good English and technical tongue.
  • We keep open communication window for 7/24 with phone, email, Skype.

Is Your Die Casting Product Ready for Manufacturing?

Basic Knowledge of Die Casting Process 


Die casting is a versatile, efficient, and cost-effective process for producing metal parts, it enables the die casting parts with complex shapes, thin walls, and high-quality surfaces.

Die casting process can be divided into cold chamber and hot chamber die casting process. Both of them require to use raw material, die casting mold tool, and casting machine.

When a die casting process, the molten metal is poured or forced into die casting mold tool under a high pressure, then it cools and solidifies quickly to become the desired casting shape or parts.

If you have less knowledge on a die casting process, you can watch our manufacturing video below to learn how it works!