Top 10 Aluminium Sand Casting Foundries and Manufacturers in China

Jan 23, 2026

Are you wondering which aluminium sand casting foundries in China can reliably deliver high-quality, precision-engineered components for global industries?

With China emerging as a hub for advanced casting technologies, these foundries offer cost-effective production, fast turnaround, and expertise in complex geometries, making them ideal partners for OEMs, engineers, and sourcing professionals seeking reliable aluminum casting solutions.

This article highlights the top 10 aluminium sand casting foundries and manufacturers in China, explaining their capabilities and why choosing the right partner matters—read on to discover the best options for your next project.

List of the Top 10 Aluminium Sand Casting Foundries and Manufacturers in China

Brand	Headquarters	Business Type
1. Dongrun Casting	Yongkang, Zhejiang, China	Aluminum Sand Casting Foundry
2. Dolin Casting	Shanghai, China	Aluminum Sand Casting & CNC Services
3. ZP Aluminum	Foshan, Guangdong, China	Aluminum Casting & Extrusion
4. Minghe Casting	Dongguan, Guangdong, China	Aluminum Sand Casting Manufacturer
5. SYX Die Casting & CNC Manufacturing	Dongguan, Guangdong, China	Die Casting & CNC Manufacturing
6. Alu Die Casting	Dongguan, Guangdong, China	Aluminum & Zinc Die Casting
7. RMC Metal Casting Foundry	Qingdao, Shandong, China	Precision Metal Casting
8. Innovaw Mechanical	Ningbo, Zhejiang, China	Aluminum Sand Casting & Manufacturing
9. Oeform	Dongguan, Guangdong, China	High-Precision Aluminum Casting
10. SellCasting	Dongying, Shandong, China	Custom Aluminum Casting Solutions

1. Dongrun Casting

Introduction:

Dolin Casting Co., Ltd. is a reputable aluminum casting company in China, providing full-machined and customized aluminum castings with a one-stop service model covering product engineering, prototype development, sand mold design, casting production, machining, finishing, and testing. Serving OEMs across automotive, pumps, lighting, medical devices, marine, and other industries worldwide, Dolin offers integrated manufacturing including sand casting, gravity die casting, and high- and low-pressure die casting. With skilled employees, in-house tooling workshops, and the ability to deliver CNC-machined prototypes quickly, Dolin ensures consistent quality, reliable lead times, and efficient production under one roof.

Established: 1995

Headquarters: #138, Nanfeng Road, Gushan Industry Zone, Yongkang City, Zhejiang Province, China, 321300

Main Products & Services:

Aluminum sand casting and custom aluminum castings
Gravity, low-pressure, and high-pressure die casting
CNC machining and prototyping
Finishing services including polishing, coating, anodizing, and heat treatment
In-house tooling design, manufacturing, and repair
Fully machined, tested, and export-ready aluminum casting solutions

Business Type: Aluminum sand casting foundry and full-service aluminum casting solutions provider

2. Dolin Casting

Introduction:

Dolin Casting Co., Ltd. is a reputable aluminum casting company in China, providing fully machined and customized aluminum castings with a one-stop service model. Their services cover product engineering, prototype development, sand mold design, casting production, machining, finishing, and testing. Serving OEMs across automotive, pumps, lighting, medical devices, marine, and other industries worldwide, Dolin offers integrated manufacturing including sand casting, gravity die casting, and high- and low-pressure die casting. With skilled employees, in-house tooling workshops, and the ability to deliver CNC-machined prototypes quickly, Dolin ensures consistent quality, reliable lead times, and efficient production under one roof.

Established: 1998

Headquarters: No. 925 Yecheng Road, Jiangding Industry Zone, Shanghai, China

Main Products & Services:

Aluminum sand casting and custom aluminum castings
Gravity, low-pressure, and high-pressure die casting
CNC machining and prototyping
Finishing services including polishing, shot blasting, coating, anodizing, and heat treatment
In-house tooling design, manufacturing, and repair
Fully machined, tested, and export-ready aluminum casting solutions

Business Type: Aluminium sand casting manufacturer and one-stop CNC machining supplier

3. ZP Aluminum

Introduction:

ZP Aluminum Co., Ltd. is a comprehensive aluminum casting and CNC machining manufacturer in China, offering one-stop solutions for aluminum products including design, prototyping, extrusion, sand casting, die casting, CNC machining, and finishing. With two production bases covering 50,000 m² and advanced equipment such as extrusion lines, high-precision CNC machines, and anodizing/powder coating lines, ZP Aluminum delivers customized, high-quality components for industries like automotive, electronics, construction, furniture, and heat sinks. Their integrated capabilities allow clients to source complex aluminum parts from a single trusted supplier, with OEM, ODM, and co-design services, ensuring cost-effective, precision-engineered products with reliable lead times.

Established: 2005

Headquarters: Leping Industrial Zone, Shanshui District, Foshan, Guangdong, China

Main Products & Services:

Aluminum sand casting and die casting
Aluminum extrusions and custom profiles
CNC machining and precision metal fabrication
Surface finishing including anodizing, powder coating, painting, and heat treatment
OEM, ODM, and co-design services
One-stop aluminum product solutions

Business Type: Aluminum casting and extrusion company with customized fabrication services

4. Minghe Casting

Introduction:

Minghe Casting is a leading aluminum sand casting foundry and manufacturer in China, delivering high-precision and durable aluminum cast components. The company specializes in aluminum sand casting, die casting, lost foam casting, and other metal casting processes, providing one-stop services including tooling design, custom molds, precision casting, post-processing, and surface treatment. With advanced casting equipment, CNC machining centers, and professional quality control systems, Minghe ensures superior product performance and consistency for global clients.

Established: 2003

Headquarters: Humen Town, Dongguan, China

Main Products & Services:

Aluminum sand casting parts for automotive, machinery, electronics, medical, and aerospace industries
Die casting services including thin-wall, hot chamber, and cold chamber die casting
Lost foam, investment, and permanent mold casting solutions
CNC machining, drilling, tapping, and finishing services
Custom mold making, tooling design, and prototyping services
Surface treatment including powder coating, anodizing, polishing, and painting

Business Type: Aluminium Sand Casting Manufacturer & Supplier in China

5. SYX Die Casting & CNC Manufacturing

Introduction:

SYX Die Casting & CNC Manufacturing is a premier aluminum die casting and precision CNC machining company in China, providing custom aluminum and zinc die cast components for OEMs and industrial clients worldwide. Specializing in aluminum die casting (160T–3500T), zinc die casting, and CNC machining services including rapid prototyping, secondary operations, and assembly, SYX offers one-stop solutions from mold design to surface finishing. With advanced equipment, over 150 skilled employees, and ISO9001 and IATF16949 certification, the company ensures high-quality, precise, and reliable production for both prototyping and mass production orders.

Established: 1999

Headquarters: KaiDa Industrial Park B10, QiaoChang Road, Qiaotou Town, Dongguan, Guangdong, China

Main Products & Services:

Aluminum die casting parts for automotive, electronics, EVs, and industrial applications
Zinc die casting and lightweight magnesium die cast components
CNC machining: milling, turning, drilling, and rapid prototyping
Custom die casting molds and tooling for mass production
Surface finishing and assembly services for industrial and consumer products

Business Type: Aluminum Die Casting & Precision CNC Manufacturing Solutions Provider

6. Alu Die Casting (GC Precision Mold Co., Ltd.)

Introduction:

Alu Die Casting, operated by GC Precision Mold Co., Ltd., is a leading die casting manufacturer in China specializing in custom aluminum, zinc, magnesium, and copper components. Founded in 1999 and headquartered in Dongguan, Guangdong, the company provides high-precision, reliable, and flexible manufacturing solutions, including high-pressure aluminum die casting, aluminum sand casting, gravity casting, CNC machining, plastic injection molding, and surface finishing. With advanced die casting machines (120T–2000T) and CNC centers, Alu Die Casting serves global clients in automotive, electronics, LED lighting, marine, and mechanical engineering industries, maintaining ISO 9001 certification for consistent quality.

Established: 1999

Headquarters: No. 30 Huan Zhen Rd, Qi Shi Town, Dongguan City, Guangdong, China

Main Products & Services:

Aluminum die casting parts including ADC12, A380, A360, 6061, and 6063 alloys
Zinc and magnesium die casting components for industrial applications
CNC machining for metals, alloys, and plastics
Plastic injection molding and mold manufacturing
Surface finishing including powder coating, anodizing, electroplating, and painting

Business Type: Custom Aluminum & Zinc Die Casting Manufacturer with CNC Services

7. RMC Metal Casting Foundry (Qingdao Rinborn Machinery Co., Ltd.)

Introduction:

RMC Metal Casting Foundry, operated by Qingdao Rinborn Machinery Co., Ltd., is a precision casting and machining company in China. Established in 1999, RMC specializes in high-precision and complex metal castings using investment casting (lost wax), sand casting, shell mold casting, lost foam casting, vacuum casting, and CNC machining. Their foundry handles ferrous and non-ferrous metals including stainless steel, carbon steel, alloy steel, grey cast iron, ductile iron, aluminum alloys, zinc, brass, and copper-based alloys, with outsourced heat treatment and surface finishing for complete solutions.

Established: 1999

Headquarters: Qingdao, Shandong, China

Main Products & Services:

Investment casting (lost wax) of stainless steel, carbon steel, alloy steel, aluminum, and brass
Sand casting of ferrous and non-ferrous metals including cast irons and aluminum alloys
Shell mold casting and lost foam casting for complex components
Vacuum casting (V process) for precision and high-performance alloys
CNC machining, heat treatment, and surface finishing for cast components

Business Type: Precision Metal Casting Foundry & Engineering Services Supplier

8. Innovaw Mechanical

Introduction:

Innovaw Mechanical is a leading aluminum sand casting foundry and manufacturer in China, specializing in customized aluminum sand casting, high-pressure and low-pressure die casting, gravity casting, and investment casting. The company also provides precision CNC machining and tooling design, delivering fully machined aluminum components for industries such as automotive, medical, machinery, lighting, and power equipment. With integrated production and engineering support, Innovaw offers end-to-end solutions from mold and tooling production to finished parts, ensuring consistent quality, efficient lead times, and reliable service for both prototype and mass production projects.

Main Products and Services:

Custom and standard aluminum sand casting components
High-pressure, low-pressure, gravity, and investment casting
Precision CNC machined aluminum parts and assemblies
Tooling design and production for aluminum casting
One-stop solutions for customized aluminum casting projects

Business Type: Aluminum Sand Casting Foundry & Full-Service Manufacturer

9. Oeform

Introduction:

Oeform is a professional aluminum sand casting and die casting manufacturer in China, specializing in high-precision aluminum, zinc, and magnesium alloy components. The company provides end-to-end casting solutions, including aluminum sand casting, gravity die casting, and custom mold design, serving industries such as automotive, electronics, aerospace, and industrial applications. With integrated CNC machining and strict quality control, Oeform delivers fully machined, prototype-to-mass production components with consistent quality and precision, making them a trusted aluminum sand casting foundry and supplier in China.

Main Products and Services:

Aluminum sand casting components (ADC12, A380, A356, and custom alloys)
Aluminum gravity die casting and high-precision die casting
Custom mold design and tooling for sand casting projects
Precision CNC machining and surface finishing of aluminum parts
End-to-end solutions from prototype to mass production

Business Type: High-Precision Aluminum Sand Casting Manufacturer & Supplier

10. SellCasting

Introduction:

SellCasting, also known as Dongying Hengke Precision Metal Co., Ltd, is a leading aluminum sand casting and stainless steel foundry manufacturer in China. The company specializes in custom aluminum sand castings such as gearbox housings, bearing housings, butterfly valves, and exhaust manifolds for automotive, aerospace, industrial machinery, and electronics applications. Combining advanced sand casting technologies with CNC machining and strict quality control, SellCasting delivers durable, high-precision components for both prototype and large-scale production, making it a trusted aluminum sand casting foundry and manufacturer.

Main Products and Services:

Custom aluminum sand casting components (gearbox housings, bearing housings, valves, manifolds)
Precision CNC machining of sand castings
Customized mold and pattern design for sand casting projects
High-quality stainless steel foundry and investment casting solutions
End-to-end support from prototype development to mass production

Business Type: Custom Aluminum Sand Casting Foundry & Industrial Casting Solutions Provider

Aluminium Sand Casting Foundries and Manufacturers in China

China is one of the world’s leading suppliers of aluminium sand castings. Many global companies rely on Chinese foundries due to their combination of affordability, flexibility, and production capacity. Here’s why Chinese sand casting manufacturers are so popular:

1. Affordable Production Costs

The cost of manufacturing aluminium sand castings in China is lower than in many developed countries. Lower labor costs, rent, and taxes allow manufacturers to offer competitive pricing without compromising quality, making China an attractive sourcing destination.

2. Customization Capabilities

Chinese foundries can produce customized sand castings to meet specific project requirements. Whether you need small intricate parts, large machinery components, or unique industrial designs, Chinese manufacturers can tailor solutions to your needs.

3. Strong Production Capacity

Modern Chinese aluminium sand casting factories are equipped with advanced equipment and automated processes, ensuring they can handle large-volume orders efficiently. You don’t have to worry about delays or limited capacity when sourcing from China.

Where to Find the Best Aluminium Sand Casting Manufacturers in China

China has several industrial hubs known for aluminium casting. If you are looking to source castings or set up production partnerships, consider visiting these cities:

Dongguan, China
Foshan, China
Shunde, China
Suzhou, China
Hangzhou, China
Tianjin, China
Shanghai, China

How to Choose the Right Aluminium Sand Casting Foundry in China

When selecting a Chinese sand casting manufacturer, consider these key factors:

Competitive Pricing: Affordable production costs help maximize your profit margin.
Low Minimum Order Quantity (MOQ): Ideal for startups or testing new products without large upfront investment.
Quality Assurance: High-quality standards ensure that the castings meet industry and international requirements.
Experience: Partnering with a manufacturer with years of experience saves time and reduces risks in production.
Fast Turnaround: Reliable foundries can guarantee quick production and delivery schedules.
Customization Services: Personalized design, tooling, and casting solutions tailored to your project requirements.
After-Sales Support: Responsive customer service to handle inquiries, shipment issues, or quality concerns.

Tips to Reduce Costs When Buying Aluminium Sand Castings in China

Order in Bulk: Larger orders typically receive better unit pricing.
Choose Standard Designs: Custom molds increase cost; selecting pre-existing designs reduces tooling expenses.
Negotiate All-Inclusive Deals: Combine casting cost, packaging, shipping, and logistics in a single quote to avoid hidden charges.
Source Directly from Foundries: Avoid middlemen to reduce markup. Verify the factory’s legitimacy with licenses or video audits.
Order Off-Season: Avoid peak production times like before Chinese New Year to get faster production and potential discounts.
Compare Freight Terms: Decide between FOB or CIF depending on which is more cost-effective for your shipping volume.

FAQ

Q1: Why choose aluminium sand casting manufacturers in China?

Chinese foundries offer cost-effective solutions, experienced technical teams, and strong production capabilities. Many factories hold certifications like ISO and can support large-scale customization, making them ideal for global sourcing.

Q2: What is the typical minimum order quantity (MOQ) for Chinese aluminium sand castings?

MOQs vary depending on the size, complexity, and customization of parts. Many manufacturers support small-batch orders (50–100 pieces) for testing, while bulk production is available for long-term partnerships.

Q3: How long is the usual delivery lead time?

Lead times depend on order volume, part complexity, and mold preparation. Standard orders can often be completed in 3–6 weeks, while large or highly customized orders may require longer production cycles.

Conclusion

China has become a global hub for aluminium sand casting foundries, offering manufacturers that combine advanced casting technologies, precision CNC machining, and integrated production capabilities. Leading foundries across industrial hubs like Dongguan, Foshan, Shanghai, and Ningbo provide cost-effective, customizable, and high-quality casting solutions for industries including automotive, electronics, aerospace, and medical devices. These manufacturers excel at producing complex geometries, thin-walled components, and fully machined, export-ready parts while supporting both prototype and mass production needs.

Among these top suppliers, Innovaw Mechanical stands out as a trusted aluminum sand casting foundry in China, delivering end-to-end solutions from high-pressure and low-pressure die casting to gravity and investment casting, complemented by precision CNC machining and tooling services. With a strong focus on quality, efficiency, and customized production, Innovaw provides global clients with reliable, fully finished aluminum components, making it an ideal partner for businesses seeking scalable and precision-driven casting solutions.

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