China has become one of the world’s most important bases for precision investment casting, offering a powerful combination of advanced technology, skilled craftsmanship, and competitive manufacturing costs. In 2025, the demand for high-quality metal castings continues to grow across industries such as automotive, machinery, and engineering. For global buyers, choosing the right foundry partner can make a critical difference in product performance and supply chain stability. This guide introduces the Top 10 Precision Investment Casting Companies in China (2025 List), helping you identify reliable suppliers known for their technical expertise, consistent quality, and professional export capabilities.
TOP 1. Ningbo Qianhao Metal Product Co., Ltd.
Established: 1997
Headquarters: Ningbo City, Zhejiang Province, China
Main Products & Services: Precision investment casting, lost foam casting, sand casting, machining, and assembly of carbon steel, alloy steel, and stainless steel components.
Company Overview:
Qianhao is one of China’s leading precision casting and metal component manufacturers, providing comprehensive foundry solutions for global customers. With nearly three decades of experience, Qianhao specializes in both precision investment casting and lost foam casting processes. The company’s modern production facilities are equipped with automated molding lines, advanced inspection instruments, and CNC machining centers, ensuring consistent quality from design to finished product. Qianhao’s products are widely used in machinery, construction, railway, and automotive applications. The company’s core strength lies in its ability to combine technical expertise with large-scale production capacity, offering customers high-precision, durable, and cost-effective metal casting parts. For international buyers seeking a trusted Chinese foundry partner, Qianhao stands out for its engineering support, quality assurance, and professional export service.
TOP 2. Besser Precision Casting Co., Ltd.
Established: 2006
Headquarters: Ningbo City, Zhejiang Province, China
Main Products & Services: Precision investment casting, lost wax casting, stainless steel casting, carbon steel casting, and precision machining for industrial and automotive applications.
Company Overview:
Besser Precision Casting Co., Ltd. is a professional manufacturer specializing in precision investment casting and metal component production. Based in Ningbo, one of China’s major industrial hubs, Besser integrates design, mold making, casting, heat treatment, and machining to provide customers with complete foundry solutions. The company utilizes advanced silica-sol casting technology to produce components with superior surface quality and high dimensional accuracy. Besser serves industries including machinery, construction, automotive, and marine equipment, supplying castings that meet international quality standards. For global buyers seeking a dependable Chinese foundry, Besser is recognized for its excellent process control, flexible customization, and long-term reliability in precision metal casting projects.
TOP 3. Gensun Precision Machining Co., Ltd.
Established: 2004
Headquarters: Dongguan City, Guangdong Province, China
Main Products & Services: Precision investment casting, CNC machining, rapid prototyping, and custom metal component manufacturing.
Company Overview:
Gensun is a professional precision machining and metal casting company based in southern China. The company integrates investment casting and CNC machining to produce high-accuracy metal components used across industrial, automotive, and machinery applications. Its casting capabilities cover both ferrous and non-ferrous materials such as stainless steel, aluminum, and brass. With advanced process control and inspection systems, Gensun ensures excellent dimensional accuracy, making it suitable for customers who require high-performance cast metal parts and consistent product quality from prototype to production scale.
TOP 4. Dongying Hengke Precision Metal Co., Ltd.
Established: 2002
Headquarters: Dongying City, Shandong Province, China
Main Products & Services: Investment casting using silica-sol and water-glass processes, stainless steel and carbon steel castings, precision machining, and surface treatment.
Company Overview:
Dongying Hengke Precision Metal Co., Ltd. is a large-scale foundry specializing in investment casting and precision metal components. With modern production lines and advanced testing equipment, the company produces complex and high-quality castings for industrial machinery, automotive, and agricultural applications. Its production process covers mold design, casting, machining, and heat treatment under strict quality management. Hengke is known for its ability to deliver stable quality, tight tolerance, and cost-effective metal casting solutions for international buyers looking for reliable Chinese foundries.
TOP 5. Ningbo Tuoxing Precision Casting Co., Ltd.
Established: 2003
Headquarters: Ningbo City, Zhejiang Province, China
Main Products & Services: Lost-wax casting, precision steel casting, alloy steel casting, and machining of metal parts for machinery, mining, and construction equipment.
Company Overview:
Ningbo Tuoxing Precision Casting Co., Ltd. focuses on lost-wax and precision casting for a wide range of industrial applications. The company offers casting services for carbon steel, alloy steel, and stainless steel materials, producing high-strength and wear-resistant components. With a strong emphasis on process accuracy and product durability, Tuoxing provides reliable casting solutions for customers requiring custom-made metal parts with consistent structure and finish. Its foundry operates under ISO-certified standards, ensuring every casting meets global performance and quality requirements.
TOP 6. JC Casting
Established: 1997
Headquarters: Dongying City, Shandong Province, China
Main Products & Services: Investment casting, sand casting, die casting, CNC machining, and surface finishing of stainless steel, carbon steel, and alloy materials.
Company Overview:
JC Casting is a well-established precision investment casting manufacturer with decades of experience in metal casting and machining. The company provides one-stop production services from mold making and casting to precision machining and finishing. JC Casting offers diverse casting solutions using advanced lost-wax processes and multi-material capabilities. Its products are widely applied in industrial machinery, automotive parts, agricultural equipment, and metal components that require fine tolerance and superior mechanical properties. With strong technical expertise and strict quality assurance, JC Casting delivers consistent casting performance for both domestic and global customers.
TOP 7. LIAONING BORUI MACHINERY CO., LTD.
Established: 2010
Headquarters: Anshan City, Liaoning Province, China
Main Products & Services: Precision investment casting, steel casting, heat-resistant alloy casting, and machining services.
Company Overview:
LIAONING BORUI MACHINERY CO., LTD. specializes in the development and production of precision investment castings for heavy machinery and industrial equipment. The company operates modern foundry facilities equipped with advanced silica-sol casting lines and automated inspection systems. Its team focuses on producing high-performance castings that meet international standards in mechanical strength, corrosion resistance, and dimensional precision. BORUI serves global clients by providing both raw castings and finished machined parts. The company’s commitment to strict quality control, stable process management, and on-time delivery makes it a reliable partner for industrial metal casting procurement.
TOP 8. Taiyuan Simis Investment Casting Co., Ltd.
Established: 2004
Headquarters: Taiyuan City, Shanxi Province, China
Main Products & Services: Precision casting, stainless steel casting, carbon steel casting, and CNC machining of industrial components.
Company Overview:
Taiyuan Simis Investment Casting Co., Ltd. is a professional precision casting factory with strong capabilities in producing high-quality stainless steel and carbon steel components. The company applies advanced silica-sol investment casting techniques, ensuring excellent surface quality and dimensional accuracy. Simis offers a full range of services from mold design and casting to machining and assembly, providing complete metal casting solutions for industries such as machinery, pumps, valves, and automotive systems. With years of experience in export production, Simis has built solid cooperation with international customers who value quality consistency and engineering support in precision casting manufacturing.
TOP 9. CFS Machinery Co., Ltd.
Established: 1998
Headquarters: Ningbo City, Zhejiang Province, China
Main Products & Services: Investment casting, lost wax casting, stainless steel casting, aluminum casting, and CNC precision machining.
Company Overview:
CFS Machinery Co., Ltd. is one of China’s leading manufacturers specializing in precision investment casting and metal processing. The company provides one-stop casting services including mold design, wax injection, shell making, melting, and machining. CFS serves industries such as construction machinery, automotive, marine, and industrial hardware. Its advanced silica-sol casting process guarantees fine surface finishes and precise tolerances suitable for critical mechanical parts. The company exports globally and is recognized for its flexible production capabilities, quality assurance, and strong technical support. Buyers looking for reliable and cost-effective precision casting suppliers in China often choose CFS for long-term cooperation.
TOP 10. Renyi Castings Co., Ltd.
Established: 2005
Headquarters: Ningbo City, Zhejiang Province, China
Main Products & Services: Precision investment casting, stainless steel casting, carbon steel casting, alloy casting, and precision machining.
Company Overview:
Renyi Castings Co., Ltd. is a professional foundry focusing on precision investment casting and high-quality metal component manufacturing. The company integrates mold design, casting, and machining processes to produce custom metal parts for industrial and engineering applications. Renyi employs the silica-sol casting method to achieve superior surface quality and high dimensional accuracy, suitable for complex shapes and demanding tolerance requirements. With a strong technical team and modern production equipment, Renyi provides stable casting quality, competitive pricing, and responsive service, helping customers worldwide achieve efficient and reliable metal part production.
Other Chinese Investment Casting Suppliers
Hengke Metal
Established: 2001
Headquarters: Dongying City, Shandong Province, China
Main Products & Services: Precision investment casting, mold design, metal machining, assembly, and export of industrial cast components.
Company Overview:
Hengke Metal is a professional precision casting manufacturer that combines mold development, investment casting, and precision machining into a single production system. The company supplies a wide range of metal parts for industries such as machinery, transportation, and hardware manufacturing. Its silica-sol casting process provides smooth surface finishes and precise detail reproduction. With extensive export experience and advanced testing capabilities, Hengke Metal has become a trusted partner for customers who need custom-engineered casting services and complete production support from design to finished part.
Lost Wax Investment Casting Co., Ltd.
Established: 1998
Headquarters: Ningbo City, Zhejiang Province, China
Main Products & Services: Lost wax casting, stainless steel casting, carbon steel casting, precision parts machining, and surface treatment services.
Company Overview:
Lost Wax Investment Casting Co., Ltd. is one of the early pioneers in China’s precision casting industry. The company focuses on the lost-wax process to manufacture complex metal components with exceptional dimensional accuracy and fine surface finishes. It offers comprehensive casting solutions including mold design, wax pattern development, heat treatment, and CNC machining. Lost Wax Investment Casting serves diverse industries such as machinery, automotive, and industrial equipment, providing customers with customized metal casting products that meet demanding performance and tolerance requirements. With over two decades of experience, the company has built a strong reputation for consistent quality and reliable delivery.
Key Considerations When Choosing a Precision Casting Supplier in China
- Production Technology: Select suppliers that use advanced silica-sol or lost-wax processes for better accuracy and surface finish.
- Material Capability: Ensure the foundry can cast your required metals, such as stainless steel, carbon steel, or alloy steel.
- Machining Integration: Choose manufacturers offering casting plus CNC machining for faster turnaround and better dimensional control.
- Quality Certifications: Look for companies with ISO, IATF, or related certifications to ensure global quality compliance.
- Engineering Support: A capable foundry should provide mold design, prototype assistance, and technical guidance for efficient production.
Conclusion
As the precision casting industry in China continues to expand, manufacturers like Besser Precision Casting and Qianhao Metal Product Co., Ltd. represent the forefront of technological advancement and quality reliability. Both companies deliver precision metal castings that meet the highest standards of performance, making them ideal partners for buyers seeking dependable, cost-efficient, and scalable casting solutions. Whether you require small-batch prototype production or mass industrial supply, these foundries offer expertise, technical support, and consistent product quality tailored to your project needs.
If you require custom metal castings or investment casting services, please contact us directly. Our team of engineers will be happy to assist you free of charge!
