Renyi Castings

[email protected]

24/7 Customer Support

Mon - Fri: 9:00-17:30


Ningbo city

China 315137


China Precision Investment Castings factory

Renyi Castings is a leading precision investment casting manufacturer based in China, offering a one-stop solution for investment casting products and services.

We work with a wide range of materials, including stainless steel, alloy steel, carbon steel, brass investment casting, and bronze castings.

Our skilled engineers and foundry experts are dedicated to designing investment casting tooling, and our internal tooling workshop allows for the machining and assembly of the tooling/mold. This integrated approach greatly benefits our clients by improving casting quality, shortening the time required for 1st article sample approval, and saving on tooling costs.

China Investment Casting is our primary focus, particularly in the production of Stainless Steel casting. We offer very competitive prices while maintaining high-quality standards and fast lead times.

Our castings conform to ASTM, AISI, DIN, and JIS material specifications. We provide a comprehensive range of services, from raw casting to final finished products.

Investment casting boasts numerous advantages, such as smooth finishes, faster production, tight tolerances, affordable tooling, a vast size range, and a wide variety of materials.

One of the top 10 investment casting suppliers in China

china carbon / stainless steel investment casting manufacturer

Our Advantages
Why Choose Renyi Castings

At Renyi Casting, we pride ourselves on delivering exceptional quality and service to our customers. Our dedication to excellence sets us apart in the precision investment casting industry. Here’s why you should choose us as your trusted partner:

Comprehensive One-Stop Solution:

We provide a full range of services, from design and tooling to casting, finishing, and assembly. Our one-stop solution streamlines the process and ensures timely delivery, allowing you to focus on your core business.

Extensive Material Selection:

We work with a wide variety of materials, including stainless steel, alloy steel, carbon steel, brass, and bronze. This enables us to accommodate diverse customer needs and produce high-quality components for various applications.

State-of-the-Art Technology and Expertise:

Our team of skilled engineers and foundry experts leverage state-of-the-art technology and industry best practices to deliver exceptional results. We are committed to continuous improvement and innovation to ensure the highest quality investment castings.

Competitive Pricing without Compromising Quality:

At Renyi Casting, we offer competitive pricing for our products without sacrificing quality. We strive to provide the best value in the industry by optimizing our processes and maintaining high production standards.

Strict Quality Control and Compliance:

Our castings adhere to international material specifications, such as ASTM, AISI, DIN, and JIS. We follow a rigorous quality control process to ensure that every product meets or exceeds customer expectations.

Customization and Flexibility:

We understand that each customer has unique requirements, and we offer customized solutions to meet your specific needs. Our flexible approach allows us to adapt to changing market demands and deliver tailored casting solutions.

Exceptional Customer Service:

We believe that strong relationships are the foundation of our success. Our dedicated customer service team is committed to providing prompt and efficient support, ensuring a seamless experience from initial inquiry to final delivery.


Investment Casting​

Alloy Steel Investment Casting

Stainless Steel Investment Casting

Customer service

Our professional sales team will feedback your RFQ within 12 hours, and give you the Quotation within 48 hours max. if the drawing and specification is all in details.

For normal project, we can complete Mould and supply the 1st article sample within 30 to 40 days.

For urgently project, we can complete the Mould and Sample within 20days max.

For Mould/tooling and sample : 50% deposit pay by Order, rest 50% pay after sample approval.

For production Order for new Customers : we request 30% down payment, rest 70% pay by copy of Original B/L copy. For long lasting regular customer, we can give better payment terms, such as 100% pay after delivery or by B/L copy.

Quality is our life, during production, from QC to all our operators, we take quality as first thing, during the 1st Article sample and production, our team maintains the quality with same high level. However, no matter how we strictly to the quality, it is a possibility to supply non-qualified shipment to our clients, if this unhappy thing be happen, we will try our very best to negotiate with our customers and solve it as following : and try to reduce our customer’s loss as less as possible, then we will both earn experience from the lessons and definitely for our future  repeat order, we can supply the excellent quality shipment.

If the Order shipment have any quality problem, we will be open to discuss with clients, and manage to solve the non-conformity at our best efforts. If Client can repair the parts at locally, we can compensate back to re-pair local re-work cost. If can not be re-worked, we will return back the 100% money or issue a Credit note for the replacement of amount. Or replacement the new QTY of shipment to client. And if the non-conformity is not critical, customer can compromised accept them, we’re happy to discuss friendly with customer by give some discount to close this non-conformity shipment.