The Top Chinese CNC Precise Machining Partner
Which Industry We Service?
With nearly two decades of experience in the custom manufacturing industry, we have established a strong track record across diverse sectors, including Automotive, Energy, Robotics & Automation, Medical, Industrial Machinery, Electronics & Communication, and Aerospace.
Custom Parts For Different Industries
Provide CNC Machining One-Stop Services for Different Industries
Would you like to start a project with us?
How can we work close with our client?
CNC Machining with Expert DFM & Engineering Support
What Our Engineering & DFM Support Includes?
Design Review
Analyze CAD models for manufacturability, tolerance feasibility, and material suitability
Material Selection
Recommend the optimal metal, plastic, or composite based on strength, cost, and application needs。
Design Optimization
Adjust sharp corners, deep cavities, thin walls, or hard-to-machine details for efficient production
Tolerance Analysis
Ensure critical dimensions are achievable while avoiding unnecessarily tight tolerances that drive up cost
Tool Access Check
Identify features that may require special tooling or 5-axis machining
Cost Reduction Suggestions
Propose design changes that reduce cycle time, tool wear, or secondary operations
How to work with RPD?
Upload Design Drawing
- Send 2D/3D drawing online or by email
- Design Drawing format: STEP, IGES, DWG, PDF, STL, etc
- If you have multiple files, zip them or send by email to ashley@rdpmfg.com
DFM Analysis & Quote
- Our engineer team will review & analyze every file carefully.
- Request more details or provide optimize solution.
- Offer accurate quote with 6 hours.
Order Confirmation
- Confirm order & delivery details, sign the contract.
- Arrange & start to production.
- Check and confirm all details during production, Track every steps.
Parts Delivered
- Control quality during production.
- Provide order photos,inspection sheet and other request documents.
- Pack & label orders, then shipping.
FAQs About Industries We Service
Which industries do you primarily serve?
We provide customized metal, plastic parts, silicone parts, by CNC machining, mold making, injection molding, sheet metal fabrication, precise die casting, 3D printing, Vacuum casting and engineering support across:
Automotive (gears, shafts, powertrain components)
Aerospace (landing gear, engine parts, etc)
Engery, like Oil & Gas (downhole tools, valves, etc )
Medical Devices (surgical instruments, implants, etc)
General Industrial (machine tools, dies & molds, etc)
Are you certified for automotive work?
We comply with IATF 16949 requirements
How do you handle medical regulatory requirements?
We follow ISO 13485-style documentation and offer full material traceability.
What is your quality control system?
We operate under a rigorous Quality Management System (QMS) aligned with ISO standards. Our 5 Steps QC process is including IQC (Incoming Quality Control) , FQC (Final Quality Control) , OQC (Outgoing Quality Control) for routine production.
QE (Quality Engineering) / CAPA (Corrective and Preventive Actions) implemented throughout the entire product lifecycle, especially during the post-sale stage, to drive continuous improvement. Simply speaking 100% inspection before shipment to ensure zero defects.
What kind of quality assurance or warranty do you offer on orders?
One of the reasons engineers purchase from RPD is that we take on all the risks for you. We guarantee you’ll love what you get. Not happy with it? We’ll either redo it or give you a full refund. Your purchase is completely risk-free.
Can you handle exotic or proprietary alloys?
Absolutely. We regularly process stainless steels, Inconel, Monel, titanium, tool steels, and customized alloys. We require only your material grade or chemistry spec, our engineers will design the appropriate cycle.
How do you protect our proprietary designs or part numbers?
We sign NDAs upon request. All client data is stored on restricted-access servers, and parts are coded with internal job numbers, not your original part names.