Top 7 Die Casting Manufacturers in China

It was 2:47 in the morning when I knew we had a big problem.

The prototype didn’t look right at all—the surface looked like someone scraped it with a rock.

And the launch? Just two weeks away.

Ever been in that kind of spot? If you’re reading this, maybe you’re trying to take your product from idea to real thing.

And maybe you’re wondering: Which Chinese die casting supplier can I trust?

I’ve asked that same question—more than once.

Over the last 8 years, I’ve worked with more than 15 die casting factories in China.

Some looked good but messed up the parts.

Others surprised me—in a good way—and became trusted partners who really cared.

This guide is my way of helping you skip the stress and guesswork.

Below, I’ll show you 7 die casting suppliers in China that I’ve personally checked out.

Not just for their tech skills, but for how they talk, solve problems, and finish the job right.

Let’s get started!

Quick Comparison Chart

Here’s a detailed comparison table of 7 top die casting manufacturers in China. This table will help you understand how each company differs. Use this to narrow down your options based on your project needs and business size.

Manufacturer	Key Products & Capabilities	Pricing Strategy	MOQ (Minimum Order Qty)	Best For
MachMaster	Aluminum and zinc die casting; CNC machining; mold design; flexible production	Mid-range	500 pcs (casting), lower for CNC	Product developers and small teams with changing specs
GC Precision Mold Co., Ltd.	Aluminum, zinc, magnesium die cast parts; CNC machining; full in-house service	Mid-range	500–1,000 pcs	Buyers who want end-to-end service and consistent output quality
CFS Foundry	Aluminum and stainless steel castings; investment casting; CNC precision parts	Mid-range	~300 pcs	Tight-tolerance parts; buyers needing clean finishes for functional use
Ningbo Delron Industrial Co., Ltd.	Castings, CNC parts, stamping, assembly; value-added services	Budget to Mid-range	~300 pcs	Buyers wanting casting + extra services like finishing and assembly
Guangdong Hongtai Technology Co., Ltd.	Precision castings for telecom and machinery; tooling and surface services	Mid to Premium	1,000 pcs	High-volume, finished parts for commercial/industrial use
Sincere Tech	Die casting and plastic injection molding; CNC machining; mold building	Mid-range	300–500 pcs	Projects involving both plastic and metal parts from a single vendor
Long Win (Fu Jian) Metal co.,Ltd	Custom aluminum castings; telecom, auto, electronics; low-to-mid batch work	Budget-friendly	~200 pcs	Startups, small-batch builds, pilot production needing flexibility

This table gives you a high-level view of each manufacturer’s focus and fit. Whether you need flexibility, scale, or multi-process integration, there’s an option here for your production needs.

1. MachMaster

Location: 202 Tianfeng Road, Xiamen, Fujian, China

Email: info@machcncmaster.com

MachMaster has been in the die casting and CNC machining business since 2005. The company serves international clients with a mix of casting, mold design, and precision machining, all under one roof. This kind of setup cuts down delays and avoids quality mismatches between steps.

I personally worked with MachMaster on a rush project involving custom brackets for a product launch. Time was tight, and we had design changes midway.

Their team was quick to adjust. They didn’t push back, just asked clear questions and got to work. Parts arrived on schedule, and within spec.

Key Products

MachMaster focuses on:

• Aluminum die cast parts
• Zinc alloy components
• Custom CNC-machined parts
• Mold fabrication and low-volume production

Their parts are used in:

• Consumer electronics
• LED lighting
• Auto accessories
• Medical equipment

Sustainability & Ethical Practices

MachMaster has taken steps to build a more responsible operation:

• Uses recyclable alloys like aluminum
• Optimized casting lines to reduce energy waste
• Maintains clear wastewater treatment protocols
• Encourages employee safety training and regular upskilling
• Complies with China’s local and export-related environmental standards

They aim to minimize both scrap waste and rework by using strict quality checks early in production.

Pricing & Cost Structure

Their pricing is in the mid-range. You’re paying for value and speed, not just parts. Here’s how pricing works:

• Depends on complexity of parts and material selection
• Custom molds are a separate one-time cost
• Short lead times may increase labor fees

Terms:

• MOQ: 500 pcs for castings, but lower for CNC
• Bulk Orders: discount tiers available
• Payment: 30% deposit, balance before shipment

Final Verdict

MachMaster is a reliable partner for businesses needing flexible production and consistent part quality. They’re well-suited for product designers, sourcing teams, and buyers managing evolving specs or smaller batches.

My experience with them was smooth and responsive—they stepped up when timelines were tight and followed through from start to finish.

2. GC Precision Mold Co., Ltd.

Location: Dongguan City, Guangdong Province

Email: info@aludiecasting.com

GC Precision Mold is one of the die casting suppliers I’ve personally worked with. They’ve been around since 1999 and focus on non-ferrous metals. These are metals that don’t contain iron—like aluminum, zinc, and magnesium.

The company handles everything in-house. That includes mold making, casting, machining, and finishing. This means you won’t need to deal with multiple vendors for one product. It saves time and lowers risk.

Their team is used to working with international clients. Communication is clear and timelines are dependable.

Key Products

They offer a wide range of metal components:

• Aluminum die cast parts
• Zinc alloy parts
• Magnesium alloy parts
• Gravity cast parts
• CNC-machined parts

You can use these in:

• Auto parts
• Power tools
• LED housings
• Electronics

Sustainability & Ethical Practices

GC Precision isn’t loud about their green efforts, but they’ve made some solid progress:

• They use recyclable metals, especially aluminum
• Their production uses closed-loop water systems, which help reuse water
• They cut down energy waste with newer casting equipment
• They follow China’s environmental rules and pass audits from overseas clients
• Workers get fair treatment and safe conditions

They’re not a green-certified company yet, but they’re heading in that direction.

Pricing & Cost Structure

Their pricing is fair. They’re not cheap, but not premium either. Here’s what affects your cost:

• Type of metal (aluminum is cheaper than magnesium)
• Mold complexity
• Quantity of order

Other helpful info:

• MOQ (Minimum Order Quantity): usually 500–1,000 pcs
• Bulk Discounts: yes, for larger batches
• Payment: 30% upfront, 70% before shipping (common for Chinese suppliers)

Final Verdict

GC Precision is a solid choice if you’re looking for a smooth process from start to finish. I first found them when I needed a small batch of LED housings. They delivered on time and didn’t cut corners.

They’re a good fit for mid-sized companies and new product developers. But if you need massive volumes fast, they may not be the fastest. Still, they’re dependable and easy to work with.

3. CFS Foundry

Location: Ningbo City, Zhejiang Province

Email: sales@investmentcastchina.com

CFS Foundry has been operating since 2003. They started with investment casting, which uses wax molds to shape parts, but quickly expanded to aluminum and stainless steel die casting.

The factory is clean, organized, and surprisingly quiet for a casting facility. Their team works closely with international clients and they’re used to Western standards. That makes communication easier, especially if this is your first time sourcing from China.

Key Products

They focus on high-precision components:

• Aluminum die cast parts
• Stainless steel castings
• CNC-machined parts
• Parts for automotive, marine, and aerospace use

You’ll often see their parts used in:

• Engine components
• Pump and valve systems
• Structural supports

Sustainability & Ethical Practices

Their green efforts include:

• Energy-efficient furnaces
• Material re-use from leftover casting scrap
• Adherence to China’s safety and emissions laws
• Workers get health insurance and regular training
• Small in-house program to reduce power use on idle machines

They’re not perfect, but they’re doing better than many peers in their tier.

Pricing & Cost Structure

They fall into the mid-range pricing level. What drives cost:

• Complex shapes
• Steel vs aluminum (steel costs more)
• Surface finishing (polishing, coating)

Other terms to note:

• MOQ: starts around 300 pcs for small parts
• Bulk Orders: up to 15% off
• Payments: 40% upfront, balance before delivery

Final Verdict

CFS Foundry was a lifesaver for me when a stainless steel supplier backed out late in the timeline. They jumped fast and delivered the batch with minimal hiccups. They’re best if you want clean, tight-tolerance parts.

They may not suit projects that need ultra-high volume runs. But for specialized or small-batch parts, they’re reliable and quick to respond.

4. Ningbo Delron Industrial Co., Ltd.

Location: Ningbo City, Zhejiang Province

Email: sales@delron.com.cn

Delron has been in business since 1990. That kind of staying power matters. Over time, they’ve expanded from simple die cast parts to offering full-service manufacturing, including stamping, machining, and basic assembly.

What stood out to me when working with them was their flexibility. I once had a mixed order with aluminum casting, machining, and surface painting. They handled it in-house, which meant fewer moving pieces for me to track. It made things smoother and saved a lot of back-and-forth.

Key Products

Delron’s product range includes:

• Aluminum alloy cast parts
• CNC-machined parts
• Metal stamping parts
• Painted or powder-coated components

Used in:

• Power tools
• Consumer electronics
• Lighting fixtures

Sustainability & Ethical Practices

Their efforts include:

• Reuse of leftover aluminum scrap
• Regular emissions testing
• Wastewater treatment before discharge
• Offers employees dormitory housing and wellness checks
• Upgraded furnaces to reduce power waste

They aim to meet EU RoHS and REACH compliance for some clients.

Pricing & Cost Structure

They’re mid-range, leaning budget-friendly for high quantities. Pricing depends on:

• Type of finish (painting adds cost)
• Metal type
• Machining complexity

Terms:

• MOQ: 300 pcs
• Discounts: up to 20% for 5,000+ pcs
• Payment: 50% upfront, 50% before shipping

Final Verdict

Delron is great if you’re looking for an all-in-one factory that can cast, machine, and finish your parts. They’re especially useful if you want small runs at first, and then scale up.

They may not have the flashiest machines, but they’re easy to work with and stick to timelines. For small brands or growing businesses, that means a lot.

5. Guangdong Hongtai Technology Co., Ltd.

Location: Foshan City, Guangdong Province

Email: info@hongtaitech.com

Hongtai Technology has been operating since 2001. They focus on die casting for industrial and consumer equipment. The company stands out for its in-house tooling department, which speeds up the mold-making process. This is helpful if you’re working under a tight development schedule.

They mainly work with automotive and telecom brands, so their quality systems are strict. That level of process control gives you predictable results, especially for large batch orders.

Key Products

Their main offerings include:

• Aluminum and zinc die castings
• Escalator parts
• Machinery and telecom housings
• Custom tooling and finishing services

Used in:

• Construction hardware
• Telecommunication casings
• Mechanical parts for transport systems

Sustainability & Ethical Practices

Their factory follows several clean practices:

• Uses high-efficiency furnaces to save energy
• Has a recycling program for metal scraps
• Treats wastewater before disposal
• Follows China’s safety and labor laws
• Promotes safety drills and worker benefits

They also work with select suppliers to make sure materials are ethically sourced.

Pricing & Cost Structure

Their pricing is mid to premium, depending on part detail and order size. Pricing details:

• MOQ: starts at 1,000 pcs for most parts
• Large Orders: bulk pricing available after 5,000 pcs
• Extra Services: like tooling, finishing, or inspections may add cost
• Payment: 30% deposit, 70% before delivery

Final Verdict

I first heard of Hongtai when a fellow factory owner recommended them for an escalator project. They delivered everything pre-polished and cleanly packed. No rework needed. They’re a great fit for buyers needing high-volume, finished castings.

Just keep in mind that small trial orders may not get the same lead time as larger ones. Still, they’re responsive and consistent.

6. Sincere Tech

Location: Dongguan City, Guangdong Province

Email: info@plasticmold.net

Sincere Tech started in 2005. While they’re known for plastic mold tooling, they also operate a reliable die casting division. Their team supports full product builds—from casting to CNC machining to surface finishing.

I visited their workshop during a project involving mixed material parts. I was impressed by how tightly they kept things organized across departments. It felt like every part of the process was timed and tracked. That level of coordination made my project go smoothly, even with last-minute drawing changes.

Key Products

They supply:

• Zinc and aluminum die cast parts
• Precision machined components
• Injection-molded plastic parts
• Mold tools for both plastic and metal

Applications include:

• Lighting and appliance housing
• Auto trim parts
• Medical casing solutions

Sustainability & Ethical Practices

Their practices include:

• Uses eco-friendly alloys
• Conducts monthly equipment audits to manage energy use
• Applies waste sorting and recycling in-house
• Supports employee wellness programs and fair wages
• Follows ISO and CE standards for compliance

They’re not a full-scale green factory, but they’re doing the basics right.

Pricing & Cost Structure

Their pricing is flexible depending on services added. Cost info:

• Mid-range pricing for standard parts
• Custom mold cost is quoted separately
• MOQ: varies, but starts at 300–500 pcs
• Offers volume-based discounts
• Terms: 30% deposit, 70% on completion

Final Verdict

Sincere Tech works best for buyers needing both metal and plastic components from one place. Their smooth coordination helped me manage a complex product rollout without issues. They’re ideal for medium-sized production runs and product developers with varied material needs.

However, their lead times can stretch during peak season, and you may need to follow up more often than with larger firms. But if you stay on top of communication, they’ll deliver.

7. Long Win (Fu Jian) Metal co.,Ltd

Location: Chenxiang Town, Zhangzhou,China

Email: phu@longwin-metal.com

Long Win has been producing aluminum die cast parts since 2003. They serve automotive, electronics, and industrial clients. What sets them apart is their focus on custom-built parts, made in small to medium batches.

When I needed a low-volume order for a pilot build, most suppliers didn’t want to take it. Long Win replied within 24 hours, reviewed my drawings, and came back with suggestions that helped reduce cost. They treated the small order seriously, and that really stood out to me.

Key Products

They manufacture:

• Aluminum die castings
• Custom enclosures
• Auto and telecom parts
• Brackets and connectors

You’ll often see their products in:

• Electrical systems
• Control panels
• Communication devices

Sustainability & Ethical Practices

Their responsible practices include:

• Material traceability systems for clean sourcing
• Energy-saving equipment in core casting lines
• On-site water treatment system
• Certified for ISO 14001 (environmental management)
• Transparent wage and safety records

They may not be as advanced as Tier 1 suppliers, but they follow responsible production basics.

Pricing & Cost Structure

Long Win is cost-effective for small to mid-range projects. What you should know:

• Budget-friendly pricing for simple parts
• Tooling fees are lower than big suppliers
• MOQ: as low as 200 pcs for some parts
• Bulk discounts start at 2,000 pcs
• Payment: 50% upfront, 50% before delivery

Final Verdict

Long Win is a smart pick for startups, small brands, or teams running test production. They paid close attention to my low-volume order and were quick to offer cost-saving ideas.

They’re not set up for high-speed, massive-volume casting like some bigger suppliers. But for custom parts and smaller batches, they offer good service, clean output, and flexibility without overcomplicating things.

Conclusion

Remember that feeling of staring at a bad part with a tight deadline? I do.

But now? We don’t guess anymore. We know who delivers.

This guide gave you the top 7 die casters, our real-world testing, and the why product can’t afford weak links.

You’re closer than ever to the finish line.

The right supplier will get you there with quality, speed, and confidence.

So take the next step.

Contact us today to get started!