Top 10 Aluminium Investment Casting Factories and Manufacturers in China

Feb 11, 2026

Looking for a reliable aluminium investment casting factory in China? Wondering which manufacturers deliver high precision, consistent quality, and can handle complex designs efficiently?

This article highlights the top 10 aluminium investment casting factories in China, helping you quickly identify the right partners for your projects. You will learn about:

Manufacturers offering full-process services from casting to CNC machining
Suppliers catering to automotive, industrial, lighting, and electronics applications
Companies with proven expertise in investment, die, sand, and gravity casting

Stay informed about current market trends and choose suppliers that align with your production needs. We focus on leading aluminium investment casting manufacturers, their capabilities, and quality control processes. Selecting the right factory is crucial for your project’s success—keep reading to discover the best partners and make informed decisions.

List of the Top 10 Aluminium Investment Casting Factories and Manufacturers in China

Brand	Headquarters	Core Products & Services
1. ZP Aluminum	Foshan, Guangdong, China	Aluminum investment, sand & die casting; extrusion; CNC machining; surface finishing; OEM/ODM
2. Simis Casting	Taiyuan, Shanxi, China	Investment & sand casting (steel, stainless, aluminum); CNC machining; tooling
3. Alu Die Casting	Dongguan, Guangdong, China	Aluminum/zinc/magnesium die casting; CNC machining; injection molding; surface treatments
4. RMC Casting Foundry	Qingdao, Shandong, China	Investment, sand, shell & lost-foam casting; vacuum casting; CNC machining
5. CFS Foundry	Ningbo, Zhejiang, China	Investment & die casting; 3/4/5-axis CNC machining; finishing; design support
6. Minghe Casting	Dongguan, Guangdong, China	Aluminum investment & die casting; mold design; CNC machining; surface treatment
7. Innovaw Mechanical	Ningbo, Zhejiang, China	Aluminum investment, high/low pressure & gravity casting; CNC machining; tooling
8. Besser Casting	Ningbo, Zhejiang, China	Investment (lost-wax) casting for steels; tooling; precision CNC; prototyping; finishing
9. SAIVS	Ningbo, Zhejiang, China	Investment, die & sand casting; forging; CNC machining; heat treatment & coatings; multi-materials
10. Dolin Casting Co., Ltd.	Zhejiang & Shanghai, China	Sand, gravity, high/low-pressure die casting; CNC machining; finishing; engineering support

1. ZP Aluminum

Introduction:

ZP Aluminum Co., Ltd., based in Foshan’s Leping Industrial Zone, is a reliable aluminum investment casting manufacturer serving global clients. The company offers complete capabilities, including investment casting, die and sand casting, extrusion, CNC machining, and surface finishing such as anodizing and powder coating. With experienced engineering teams and flexible OEM/ODM services, ZP handles projects from mold design to final production, covering motor housings, lighting enclosures, and precision components. As a professional aluminum investment casting factory, it ensures consistent quality, timely delivery, and technical support for long-term partnerships.

Established: Early 2000s

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

Core Products & Services:

Aluminum investment casting, sand casting and die-cast components
Custom aluminum extrusion profiles for industrial and commercial applications
Precision CNC machining and secondary processing
OEM/ODM mold development and product customization
Anodizing, electrophoretic coating and powder-coating finishes

2. Simis Casting

Introduction:

Taiyuan SIMIS Investment Casting Co., Ltd. (Simis Casting) is a professional foundry specializing in precision investment casting and sand casting for global industries. Combining design, casting, machining, and finishing in one integrated system, Simis serves automotive, railway, construction machinery, petrochemical, municipal engineering, and mining sectors. Based in Taiyuan, Shanxi Province, the company operates six foundries and two CNC workshops, producing around 50,000 tons annually across stainless steel, alloy steel, carbon steel, iron, and aluminum castings. With engineering-led production, stable quality control, and flexible capabilities from small precision components to large structural parts, Simis Casting is a reliable partner for buyers seeking a China-based precision casting manufacturer with consistent delivery.

Established: 2003

Headquarters: Taiyuan City, Shanxi Province, China

Core Products & Services:

Investment casting (silica sol & water-glass processes)
Sand casting for steel and iron components
Stainless steel, alloy steel, carbon steel & iron castings
Precision CNC machining and post-processing
Mold and tooling development for OEM/ODM projects

3. Alu Die Casting

Top Aluminium Investment Casting Manufacturers

Introduction:

Alu Die Casting, operated by GC Precision Mold Co., Ltd., is a China-based manufacturer specializing in aluminum, zinc, and magnesium die casting, complemented by CNC machining, plastic injection molding, and surface finishing. Serving global clients, the company manages the entire production flow from tooling design to casting, machining, finishing, and assembly, providing stable quality at competitive costs while meeting high performance standards. Headquartered in Dongguan, Guangdong, Alu Die Casting runs multiple facilities with high-pressure die casting machines up to 2000 tons, gravity casting lines, CNC centers, and plastic molding equipment. Its products cover automotive parts, lighting housings, enclosures, electronics, machinery components, and custom OEM assemblies, supported by ISO 9001 systems and flexible alloy options including ADC12, A380, Zamak, and magnesium.

Established: 1999

Headquarters: Dongguan City, Guangdong Province, China

Core Products & Services:

Aluminum, zinc and magnesium die casting
Custom mold & tooling design for die casting projects
Precision CNC machining for metal and plastic components
Plastic injection molding and part finishing
Surface treatments including powder coating, anodizing & plating

4. RMC Casting Foundry

Introduction:

RMC Casting Foundry (Qingdao Rinborn Machinery Co., Ltd.) is a full-service metal casting and precision machining manufacturer. With multi-process capabilities including sand casting, investment casting, shell molding, lost foam casting, and vacuum casting, RMC provides reliable one-stop solutions for complex and high-precision metal components. Supported by an experienced engineering team and an ISO 9001 quality system, the company serves global customers across automotive, machinery, hydraulics, pump & valve, transportation and industrial equipment sectors.

Established: 1999

Headquarters: Qingdao, Shandong, China

Core Products & Services:

Investment casting & sand casting
Shell mold casting & lost foam casting
Vacuum (V-process) casting
CNC machining for ferrous & non-ferrous metals
Engineering support for process & material optimization

5. CFS Foundry

Introduction:

CFS Foundry is a leading manufacturer specializing in investment casting, die casting, and CNC machining. With rich experience and multiple production lines, CFS provides precision custom metal components for global clients, supporting both low-volume and large-volume production. The company also offers value-added services including machining, surface finishing, and engineering support for cost-effective and reliable manufacturing solutions.

Established: 2001

Headquarters: Ningbo, Zhejiang, China

Core Products & Services:

Investment casting for stainless steel, alloy steel, carbon steel & more
Aluminum & zinc die casting
CNC machining (3-axis / 4-axis / 5-axis)
Surface finishing & secondary processing
Engineering optimization for casting design

6. Minghe Casting

Introduction:

Minghe Casting is a manufacturing company known for its solid capabilities in China aluminium investment casting and precision metal processing. With integrated facilities for mold development, aluminum investment casting, die casting and CNC machining, the company delivers lightweight and durable components for industries such as automotive, machinery, telecommunications and lighting. Its production system supports both complex custom designs and large-volume output, making it a reliable supplier for stable and consistent China aluminum investment casting solutions.

Established: 1980s

Headquarters: Dongguan, Guangdong, China

Core Products & Services:

Aluminum investment casting for industrial and automotive parts
Aluminum, zinc and magnesium die casting
Custom mold design and tooling
CNC machining and precision finishing
Surface treatments including anodizing, coating and polishing

7. Innovaw Mechanical

Introduction:

Innovaw Mechanical is a manufacturing group headquartered in Ningbo, China, providing aluminum casting and precision machining solutions for global customers. With more than two decades of experience, the company operates multiple specialized facilities covering aluminum investment casting, high and low pressure die casting, gravity casting, sand casting and CNC machining. Its aluminum investment casting division is equipped with complete process lines—from wax injection and shell making to dewaxing, pouring and finishing—supporting stable production of complex, high-accuracy components for automotive, lighting, machinery, medical equipment and industrial applications. Innovaw maintains certifications including IATF 16949, ISO 14001 and ISO 45001, ensuring consistent quality management and traceability throughout the manufacturing workflow. As a long-term supplier in the China aluminium investment casting sector, Innovaw continues to upgrade equipment and process control to meet international expectations for reliability, precision and repeatable performance.

Established: 2000s

Headquarters: Ningbo, Zhejiang, China

Core Products & Services:

Aluminum investment casting for complex and thin-wall components
High pressure, low pressure and gravity casting
CNC machining and precision finishing
Tooling design and mold manufacturing
Surface treatments for aluminum parts

8. Besser Casting

Introduction:

Besser Casting is a dedicated investment casting manufacturer specializing in lost-wax casting and secondary machining. Operating a 12,000-square-meter facility with ISO 9001:2015 and IATF 16949:2016 certifications, the company supports stable production of stainless steel, carbon steel, alloy steel, tool steel and nickel-based alloy castings. With long-term cooperation with more than 400 global customers and experience producing over 4,000 customized components, Besser serves industries such as construction hardware, automotive parts, valves, tools and general machinery. Its capabilities include tooling development, rapid sampling, precision tolerances, and value-added machining, enabling efficient delivery of complex casting projects from prototype to mass production.

Established: 2002

Headquarters: Ningbo, Zhejiang, China

Core Products & Services:

Investment casting in stainless steel, carbon steel and alloy steels
Tooling design and mold manufacturing
Precision CNC machining and finishing
Rapid prototyping and sample development
Surface treatments including polishing, heat treatment and blasting

9. SAIVS

Top Aluminium Investment Casting Manufacturers

Introduction:

SAIVS is a long-standing manufacturer specializing in investment casting, die casting, sand casting, forging, aluminum gravity casting, and precision CNC machining. Certified with TS16949 and supported by modern melting, wax injection, die-casting, and advanced inspection equipment, the company supplies more than 12,000 tons of castings annually in over 1,000 product types. SAIVS works with both ferrous and non-ferrous materials—including stainless steel, alloy steel, ductile iron, brass, bronze, aluminum, and zinc alloys—serving industries such as automotive, machinery, marine equipment, electrical hardware, and general engineering. With strong OEM/ODM capabilities, in-house tooling, and complete machining and surface treatment options, SAIVS provides full-process manufacturing from design evaluation to finished assembly.

Established: 1989

Headquarters: Ningbo, Zhejiang, China

Core Products & Services:

Investment casting, die casting, sand casting & forging
Aluminum gravity casting and precision CNC machining
OEM/ODM engineering, tooling development & prototyping
Heat treatment, coating, plating and full surface finishing
Comprehensive material range: steel, iron, aluminum, copper alloys

10. Dolin Casting Co., Ltd.

Introduction:

Founded in China with more than two decades of specialization in aluminum casting, Dolin Casting Co., Ltd. provides complete manufacturing support ranging from process selection to machining and finishing. The company operates with four major aluminum casting methods—sand casting, gravity casting, high-pressure die casting, and low-pressure die casting—allowing it to meet different technical and volume requirements across industries. As one of the established suppliers in china aluminium investment casting and broader china aluminum investment casting services, Dolin focuses on fully machined and tested components for automotive, lighting, electrical enclosures, furniture structures, and general industrial applications. With in-house machining, surface treatment capabilities, and a team experienced in handling customized engineering projects, Dolin works closely with customers from early design review through to stable mass production.

Established: Over 20 years of operation

Headquarters: Zhejiang & Shanghai, China

Core Products & Services:

Aluminum sand casting, gravity casting, high-pressure & low-pressure die casting
Custom aluminum component production with full machining
CNC machining and precision processing
Finishing options: polishing, coating, shot blasting, anodizing, heat treatment
Engineering support from concept evaluation to mass production

Aluminium Investment Casting Factories and Manufacturers in China

China has become one of the most influential centers for aluminium investment casting, offering advanced production capabilities and a well-established supply chain that attracts buyers from all over the world. With decades of industrial development, Chinese foundries are now able to provide intricate, lightweight, and high-strength cast components that match international manufacturing standards.

Why Aluminium Investment Casting in China Is Highly Sought After

One of the major advantages of working with Chinese aluminium investment casting manufacturers is their strong technical background. Many factories use high-precision wax pattern injection systems, automated shell building lines, and sophisticated melting and casting technologies. This allows them to create extremely detailed components with smooth surfaces and minimal machining requirements.

Additionally, China’s competitive production costs make it possible for overseas buyers to obtain premium cast parts without excessive spending. Even complex aerospace-grade components or customised industrial parts can be produced at a fraction of the cost seen in Western foundries. Combined with the availability of experienced engineers, mould designers, and metallurgists, China has shaped a production environment that supports both small prototype batches and large-volume manufacturing.

Main Advantages of Choosing Chinese Aluminium Investment Casting Manufacturers

Below are several key reasons why global companies rely on Chinese foundries for aluminium investment casting:

Advanced Casting Equipment: Modern factories use controlled furnaces, vacuum casting systems, and precision ceramic shell processes to ensure stable quality.
High Complexity Capabilities: The investment casting process allows the production of thin-walled and intricate structures that cannot be created through traditional methods.
Lower Development Costs: Tooling and mould costs in China are generally more affordable, making it easier to start new projects.
Strong Material Knowledge: Chinese foundries commonly work with aluminium alloys such as A356, A380, and 6061, offering a wide range of mechanical performance options.
Flexible Production Scale: From one-off prototypes to continuous mass production, factories can adjust capacity quickly based on order needs.

Best Industrial Regions for Investment Casting in China

China is home to several industrial clusters known for precision metal casting. Cities such as Ningbo, Qingdao, Dongying, Suzhou, and Shenzhen are widely recognized for their modern foundry environments and strong engineering teams. These regions have concentrated supply chains, making sourcing quicker, more efficient, and more cost-effective.

Foreign buyers also benefit from the convenient logistics networks in these cities. With access to international ports and freight hubs, exporting cast components becomes fast and reliable—important for businesses operating on tight delivery schedules.

How to Select a Reliable Aluminium Investment Casting Supplier

The quality of investment casting depends heavily on the manufacturer’s experience, process control, and inspection systems. Buyers should evaluate several factors before confirming cooperation:

Quality Certifications: Check whether the factory holds ISO 9001 or other industry-specific certifications.
Mould Design Ability: A strong in-house engineering team ensures better dimensional control and casting consistency.
Inspection Equipment: CMM machines, spectrometers, X-ray testing, and pressure testing equipment indicate strong quality assurance capabilities.
Surface Finishing Options: Many factories offer machining, polishing, heat treatment, anodizing, and coating services.
Clear Communication: Responsive customer service is essential, especially for custom technical projects.

Tips to Reduce Costs When Purchasing Aluminium Investment Cast Parts

To achieve more competitive pricing, buyers can optimize part designs to reduce unnecessary thickness and eliminate overly complex features. Choosing commonly used aluminium alloys instead of special grades can also lower material costs. Additionally, placing larger batch orders may reduce unit prices, as factories can distribute mould expenses across more parts.

Coordinating production schedules in advance can also help avoid seasonal peak periods, particularly before major Chinese holidays when factory workloads typically surge. Early planning ensures better lead times and more favorable pricing.

FAQ

Q1: What industries commonly use aluminium investment casting in China?

The process is widely used in aerospace, automotive, marine hardware, lighting equipment, machinery components, and medical device manufacturing.

Q2: Can Chinese foundries handle customized casting designs?

Yes. Most manufacturers specialize in custom investment casting and can develop moulds based on drawings, CAD files, or prototypes provided by the buyer.

Q3: How long does the investment casting process take?

Lead time typically ranges from 20 to 45 days depending on casting complexity, shell building time, and required finishing processes.

Q4: Are the parts ready to use after casting?

Investment castings usually require minimal machining, but manufacturers can provide full machining and finishing services if needed.

Q5: Do suppliers provide material and inspection reports?

Most reputable factories offer spectrometer analysis, dimensional inspection reports, and additional testing documents upon request.

Conclusion

China’s aluminium investment casting industry is home to many strong manufacturers offering integrated capabilities such as investment casting, die casting, CNC machining and full finishing services. These top factories support global customers with reliable quality, engineering expertise and the ability to produce both complex and high-volume aluminum components.

Across the list, leading suppliers demonstrate mature processes, modern equipment and consistent performance for industries including automotive, machinery, lighting and electronics. Their strength lies in combining casting, machining and surface treatment into one streamlined workflow.

Among them, Innovaw Mechanical stands out for its complete aluminum investment casting lines, multi-process casting options and certified quality systems. With strong engineering support and proven experience in complex, thin-wall components, Innovaw is a dependable partner for companies looking for high-precision and high-stability aluminium casting solutions in China.

Related articles

Comments