Renyi Castings

Ningbo city

China 315137

[email protected]

24/7 Customer Support

Mon - Fri: 9:00-17:30


CNC Machining


Our CNC machining services are comprehensive and include a range of solutions to meet your specific manufacturing needs. Here are some of the services we offer:


8 CNC milling machines, 4 of which are 4-axis machines.


We can achieve the machining tolerance within 0.02mm.

Fast Delivery

Adequate equipment, rapid response so that we can engineer faster delivery.

Competitive Price

The mature team and years of experience, as well as the local advantages of the industrial belt, make us have good competitiveness

Design drawings

Rich experience allows us to give you more suggestions to complete your new project faster and better.

Race against time

Fast and punctual.

CNC turning

Our CNC turning services are ideal for producing cylindrical parts with tight tolerances and complex shapes.

CNC milling

Our state-of-the-art CNC milling machines can handle a wide range of materials and produce highly precise parts with exceptional accuracy.


Our team of experienced engineers and technicians has years of experience in CNC machining and is dedicated to providing the highest level of quality and service to our customers. We have a proven track record of delivering high-quality parts on time and within budget.

Whether you need a single part or a large production run, we have the expertise and equipment necessary to meet your needs. Contact us today to learn more about our CNC machining services and how we can help you with your next project.

Precision Machining

Our precision machining services utilize advanced machinery and cutting-edge technology to produce parts with the highest degree of accuracy.

Prototype Machining

We can provide rapid prototyping services to help you develop and test new parts and designs quickly and efficiently.

Secondary Operations

In addition to our CNC machining services, we also offer a range of secondary operations, including finishing, polishing, and assembly.

Customer service
Feedback RFQ In 12 Hours

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.