The Top Chinese Customized Automotive Parts Partner
All Services We Provided
Optimizes every stage of your new product introduction process, ensuring a faster, more efficient path to commercialization. Our experts handle the complexity，help you get to market faster. Ready to elevate your production? Let’s go !
- RPD Provide 24/7 Engineering Support All Year Round.
- All tools and dies are engineered and produced in house
- More Than 60+ Certified Materials for Choose. Offer CoCs, Material Certifications, Inspection Reports.
- ISO 9001:2015 quality standards.
- Expert DFM & process optimization
All Services List
- 3-axis CNC machining
- 4-axis CNC machining
- 5-axis CNC machining
- High precision CNC machining
- Alloy parts CNC machining
- Aluminum CNC machining
- Automotive parts CNC machining
- 5-axis machining impeller
- Brass parts CNC machining
- Bronze parts CNC machining
- Carbon fiber CNC machining
- CNC routing service
- Copper CNC machining
- Electronic & Communication industry CNC machining
- Industrial Machinery CNC machining
- Plastic parts CNC machining
- Magnesium parts CNC machining
- Nylon/PA CNC machining service
- Consumer goods CNC machining
- Industrial parts CNC machining
- Energy industry CNC machining
- Medical industry CNC machining
- Robotics machining parts
- Medical industry CNC machining
- Aerospace industry CNC machining
- Military defense CNC machining
- Automotive CNC service
- Precision Inconel CNC machining
- Titanium CNC machining service
- Stainless steel CNC service
- Teflon CNC machining
- CNC bolts and nuts
- Acrylic CNC machining service
- China milling service
- China CNC turning service
- CNC lathe machining
- Subcontract CNC machining
- Swiss-type CNC machining
- Aluminum CNC machining
- Oil/gas industry CNC machining
- Peek CNC machining
- Phenolic CNC machining
- Polycarbonate CNC machining
- Fast turnaround CNC machining
- PVC parts CNC machining
- Spare parts CNC machining
- Small batch CNC machining
- Tight tolerance CNC machining service
- On-demand CNC machining
- High volume CNC machining
- Micron precision machining
- Medical grade titanium machining
- ABS CNC machining service
- Free industry design service
- CNC grinding
- EDM machining
- Wire EDM service
- Alloy parts CNC machining
- Aluminum CNC machining
- OEM CNC parts
- On-demand CNC machining
- Surface finish machining
- HDPE CNC machining service
- Consumer electronics CNC
- Customized gear
- CNC bolts and nuts
- CNC woodworking service
- Rubber parts CNC machining
- ISO 13485 CNC machining
- ISO9001 CNC machining
- IATF 16949 machining
- GD&T machining
- Instant CNC quoting
- CMM inspection CNC parts
- AS9100D machining
- ISO 2768 machining
- CNC machining delrin
- Plastic Injection molding
- Rapid tooling
- Compression mold making
- Steel mold making
- Silicone rubber molding
- Insert molding
- Overmolding
- Production tooling
- Injection mold parts service
- Custom plastic injection mold
- Insert mold
- Insert mold
- Injection mold manufacturing
- Custom injection molds
- Mold design service
- CMM inspectioned mold parts
- Online injection molding quoting
- Plastic injection molding China
- Connector / housing molding
- Consumer electronics molding
- bioplastic injection molding
- High temp plastic molding
- Low volume mold making
- High volume injection mold
- Mold flow analysis
- DFM for molding
- Family mold & single cavity mold
- Hot runner mold
- Cold runner mold
- Two-shot / 2K molding tooling
- Aluminum injection mold
- Three-plate mold
- Steel mold (P20 / H13 / S136)
- Custom plastic molding
- Precision injection molding
- ISO 9001 injection molding
- RoHS compliant injection molding
- Mold flow simulation report
- ISO 13485 certified injection molding
- Recycled plastic injection molding
- Wearable device molding
- Small batch injection molding
- High volume injection molding
- On-demand injection molding
- Rapid injection molding
- Contract injection molding
- OEM plastic parts molding
- Injection-compression molding (ICM)
- Micro injection molding
- Thin-wall injection molding
- In-mold labeling (IML)
- In-mold decorating (IMD)
- Reaction injection molding (RIM)
- Silicone injection molding (LIM / LSR injection)
- Silicone compression molding
- Silicone part manufacturing
- Surgical instrument molding
- Automotive injection molding
- IATF 16949 injection molding
- EV battery component molding
- Diagnostic component molding
- Liquid silicone rubber injection molding
- Custom silicone parts
- Medical grade silicone molding
- ABS injection molding
- Polypropylene (PP) injection molding
- Nylon / polyamide (PA) injection molding
- Polycarbonate (PC) injection molding
- PEEK injection molding
- Acrylic (PMMA) injection molding
- POM (Delrin / acetal) injection molding
- TPE / TPU injection molding
- Medical grade plastic molding
- Food grade plastic molding
- FDA approved injection molding
- Glass-filled nylon injection molding
- Flame retardant plastic molding
- Custom metal fabrication
- Precision sheet metal fabrication
- OEM metal fabrication
- Contract metal fabrication
- Metal stamping service
- Metal bending service
- High volume metal fabrication
- Low volume sheet metal fabrication
- On-demand metal fabrication
- Custom metal stamping
- Precision metal stamping
- Progressive die stamping
- Transfer stamping
- High-speed stamping
- Short run stamping
- OEM metal stamping parts
- Metal punching service
- Punch and die manufacturing
- Online sheet metal quoting
- Stamping tooling
- Metal blanking service
- Stamping die design
- Progressive die design
- Custom stamping dies
- Die tryout service
- Custom metal bending solution
- Aerospace industry laser cutting
- Automotive parts laser cutting
- Medical device laser cutting
- Custom plastic parts fabrication
- Laser cutting service
- Precision laser cutting
- Fiber laser cutting
- IATF 16949 metal stamping
- AS9100 sheet metal fabrication
- Additive manufacturing sheet metal
- Laser metal cutting
- Custom laser cutting
- High-power laser cutting
- Laser cutting for automotive / aerospace / electronics
- Plasma cutting service
- Precision plasma cutting
- Custom plasma cutting
- Waterjet cutting
- Industrial plasma cutting
- Precision metal bending
- Fiber laser cutting
- CO₂ laser cutting
- Custom metal bending
- Sheet metal bending
- Press brake service
- CNC pipe bending service
- Sheet metal forming
- Die cutting service
- Metal die cutting
- Automated sheet metal fabrication
- Steel fabrication / mild steel fabrication
- Stainless steel fabrication
- Aluminum fabrication
- Precision die cutting
- Custom die cutting
- Precision shearing
- Galvanized steel fabrication
- Copper fabrication
- Brass fabrication
- Titanium fabrication
- Thick plate fabrication
- Automotive sheet metal fabrication
- Automotive stamping parts
- Body panel stamping
- Metal furniture fabrication
- Appliance housing stamping
- Electrical enclosure fabrication
- ISO 9001 sheet metal fabrication
- Pressure die casting
- Aluminum die casting
- Precision casting service
- Custom die casting parts
- Zinc die casting service
- Magnesium die casting service
- OEM die casting parts
- Contract die casting manufacturing
- Small volume die casting
- ISO 9001 die casting
- IATF 16949 certified casting
- AS9100D investment casting
- Custom die casting parts
- High pressure die casting (HPDC) service
- Low pressure die casting service
- High volume die casting production
- High precision die casting
- Tight tolerance casting
- Vacuum die casting
- High strength aluminum casting
- DFM for casting
- Investment casting service
- Complex geometry casting
- Precision investment casting
- Stainless steel investment casting
- Carbon steel investment casting
- Nickel based alloy casting
- Copper / brass / bronze casting
- Ceramic shell casting
- Aerospace investment casting
- AS9100 certified casting
- Lost wax casting
- Low volume investment casting
- Aluminum die casting alloys (A380, ADC12, AlSi10MnMg)
- Zinc die casting alloys (ZAMAK 2, 3, 5)
- Magnesium die casting alloys (AZ91D, AM60B)
- Stainless steel casting (CF8, CF8M, 1.4408)
- Carbon steel casting
- Alloy steel casting
- Titanium casting
- 3D printing
- Selective laser sintering (SLS)
- Selective laser melting (SLM)
- SLA prototyping (stereolithography)
- Vacuum casting
- Vacuum forming
- Custom rapid prototyping
- On-demand prototyping
- Product prototyping service
- Functional prototype service
- Appearance prototype
- Proof of concept prototype
- Engineering validation prototype
- Low-volume prototyping
- Instant prototyping quote
- Additive manufacturing service
- Rapid 3D prototyping
- On-demand 3D printing
- Product design prototyping
- Industrial design prototype
- Assembly verification prototype
- Automotive prototyping
- Aircraft component prototype
- Turbine blade prototype casting
- ISO 13485 prototype
- Surgical instrument prototype
- Implant prototype
- Diagnostic device prototype
- Consumer electronics prototype
- Industrial equipment prototype
- Robotics component prototype
- Industrial 3D printing service
- Custom 3D printed parts
- FDM prototyping
- MJF prototyping
- SLM 3D printing / DMLS (direct metal laser sintering)
- Nylon SLS prototyping
- Resin 3D printing
- Metal 3D printing prototype
- TPU 3D printing prototype
- Polyurethane casting
- Silicone mold casting
- Urethane casting prototyping
- Vacuum casting rapid prototyping
- Appearance model casting
- Production-quality casting
- CNC rapid prototyping
- CNC machined prototype
- Precision CNC prototyping
- Bridge tooling for casting
- Mechanical validation prototype
- Bridge tooling prototype
- First article inspection prototype
- DFM for prototyping
- 3D CAD prototyping
- Prototype design service
- Reverse engineering prototyping
- ASME Y14.5 prototype
- CMM inspection prototype
- PPAP prototype parts
- Material certification prototype
- ISO 9001 rapid prototyping
- IATF 16949 prototype
- Prototype CNC machining
- Functional CNC prototype
- Metal prototype machining
- Plastic prototype CNC
- Rapid CNC turning
- Rapid CNC milling
- 5-axis CNC prototyping
- CNC prototype with tight tolerance
- ISO 2768 CNC prototype
- Surface finish Ra prototype
- Anodized CNC prototype
- Production-grade material prototype
- Aerospace CNC prototype
- Medical device CNC prototype
- Sheet metal prototyping
- Rapid sheet metal fabrication
- Custom sheet metal prototype
- Bracket prototype fabrication
- Laser cutting prototyping
- Plasma cutting prototype
- Rapid tooling die casting
- Investment casting prototype
- Lost wax casting prototype
- Precision casting prototype
- Stainless steel investment casting prototype
- Ceramic shell prototype casting
- Complex geometry casting prototype
- Instant CAD to prototype quote
- Green rapid prototyping
- Pump housing prototype
- Hydraulic component prototype
- Rapid laser cutting service
- Fiber laser prototype
- Precision laser cut parts
- Metal laser cutting prototype
- Plastic laser cutting prototype
- Laser cutting fast turnaround
- Progressive stamping prototype
- Metal stamping rapid prototyping
- Prototype stamping dies
- Short run stamping prototype
- Custom metal stamping prototype
- Blank and pierce prototype
- Stamping tooling prototype
- Structural steel prototype
- Die casting prototyping
- Rapid aluminum die casting
- Prototype die casting service
- Precision die casting prototype
- Low volume die casting
- HPDC prototype
- Zinc die casting prototype
- Magnesium casting prototype
- Die cast tooling prototype
- Rapid investment casting
- 3D printed wax pattern casting
- Low volume investment casting
- 3D printed sand casting molds
- Hybrid additive/subtractive prototyping
- Sustainable prototyping
- Recycled material prototyping
- Biodegradable prototype
- Machine part prototype
- Topology optimization prototype
Why Choose RPD?
Professional CNC Machining, sheet fabrication, Injection Molding & rapid prototyping, Professional Services, Comprehensive A-Z Solutions.
Guaranteed Quality & Rigorous Inspection
Advanced Technology & Broad Capabilities
Technical Partnership & Engineering Support
Wide Material/Project Experience
Competitive Value & Cost Optimization
Speed & On-Time Delivery
End-to-End 6D Solutions, From Concept to Mass Production. Integrated 5 Steps Quality Control Across Every Stage.
Phase 1:TR / PRD (Technical Review / Product Requirements Definition)
DFM, material selection & tolerance optimization for manufacturability. .
Concept Validation: Support rapid prototyping for functional verification; identify structural and process risks early.
Cost Engineering: Deliver cost-oriented feedback to minimize redesign cycles prior to EVT.
Phase 2: EVT (Engineering Verification Test)
Precision Engineering: One-stop solutions combining high-speed CNC machining and precision injection molding to deliver tight-tolerance parts for validation testing.
Engineering Support: Offer all-round engineering support including tolerance stacking analysis, surface treatment recommendations, and design optimization.
Phase 3: DVT (Design Verification Test)
Agile Revisions: Quick response to design modifications, ensuring rapid turnaround for the next round of prototype verification.
Visual Samples: Provide visible samples (appearance masters) for design approval.
Incoming Control: IQC (Incoming Quality Control) services to secure material quality.
Phase 4: MVT (Medium-Volume Verification Test)
Process & Fixture Validation: Verify the stability of the production process and the reliability of fixtures/tooling.
Full-Line QC: Implement IQC (Incoming Quality Control) , IPQC (In-Process Quality Control) , and OQC (Outgoing Quality Control) to monitor pilot run quality.
Phase 5: PVT (Process Verification Test)
BOM & Version Control: Identify trial production issues.
Process Standardization: Establish Golden Line production standards to ensure process repeatability and stability.
Comprehensive QC: Full suite of IQC (Incoming Quality Control) , IPQC (In-Process Quality Control) , and FQC (Final Quality Control) services.
Phase 6: MP (Mass Production)
ISO-Certified QC: Full documentation for guaranteed quality.
Lean Manufacturing: Optimize cost & quality.
Efficiency Boost: Modular fixtures for quick changeover.
Full-Lifecycle QC: Routine IQC/FQC/OQC + Post-sale CAPA for continuous improvement.
Solutions for Customized Parts
Design and engineering support to help you turn ideas into manufacturable products.
Engineering & DFM Support
Concept Sketches
Capture creative ideas and illustrate the evolution of product appearance throughout the design process.
Product Renderings
Display the product from multiple views — front, side, top, and perspective — providing a clear and intuitive visual understanding.
Design Specifications
Detail dimensions, color codes, materials, and surface finishes to ensure accurate and reliable production.
Mechanical Structure Design
Structure Drawings
Provide detailed 2D and 3D representations of a product’s internal framework and external layout — including dimensions, shapes, positions, and connection methods of each component.
Engineering Drawings
Focus on manufacturing and processing details, with precise annotations of process parameters, material specifications, and heat treatment requirements to support accurate and reliable production.
CMF Design
Color, Material, and Finish (CMF) Selection
Select the right colors, materials, and surface treatments to achieve the desired appearance, tactile experience, and durability for the product.
Design Support
Provide expert assistance when designers are unfamiliar with specific materials or specialized manufacturing processes — ensuring solutions are both practical, innovative, and reliable.
Cost Estimation & Design-to-Cost
Use experience-based and top-down models to estimate manufacturing costs early in the product development cycle.
Provide actionable cost-reduction strategies — such as design simplification, material substitution, and assembly optimization — to effectively control costs without compromising performance.
Quality Assurance for Every NPI’s Phase
At RPD, quality is embedded in every step of the manufacturing process. We conduct rigorous inspections across all three production phases—pre-production, in-production, and post-production. Full-Line QC: Implement IQC (Incoming Quality Control) , IPQC (In-Process Quality Control) , and OQC (Outgoing Quality Control) to monitor pilot run quality.using advanced equipment such as CMMs (Coordinate Measuring Machines), XRF analyzers, and high-precision measurement tools. With over 20 specialized inspection devices, including two high-accuracy CMMs, our quality control framework ensures that every part meets exact specifications.
Our ISO-certified quality team, supported by more than 10 dedicated quality engineers, brings nearly two decades of expertise in prototyping and manufacturing excellence. We provide detailed inspection reports covering functional performance, regulatory compliance, and dimensional accuracy. This commitment to precision and transparency guarantees that every component we deliver is reliable, traceable, and ready for integration—whether for rapid prototyping or full-scale production.
Our Manufacturing Capabilities of Automotive Parts
Aluminium
Stainless Steel
Steel
Brass
Copper
Bronze
Titanium
Zinc
Low/Mild Carbon Steel
PA/Nylon
POM
PEEK
PMMA
PEI
PPS
PC
ABS
PET
PVC
pp
Rubber/Silicone
PE
HDPE
Carbon Fiber
As machined
Smooth
Anodizing
Sand Blasting
Polishing
Brushing
Black Oxide
Powder Coating
Teflon Coating
Painting
DLC
Passivation
PVD
Electroplating
Mirror Polishing
Heat treatment
Electropolishing
SPI Finish
Silk Screen
Alodine
Laser Engraving
Electroless Plating
Tumbling
Knurling
Would you like to start a project with us?
How can we work close with our client?
A – Z Assistance:
1)Our professional team will provide 24/7 Engineering Support
by one-on-one assistance.
2)Our experienced engineers will freely review and optimize your part designs (DFM), provide actionable feedback, and deliver competitive quotations, which all based on your design drawings, application requirements, and desired outcomes.
4)Throughout production, you’ll receive progress updates every 2–3 days.
5) Upon completion, we’ll share high-quality photos of finished parts and packaging, along with full documentation: inspection reports, shipping details, and material certifications.
NPI Solutions with Expert Engineering Support
What Our NPI Engineering & 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.
CNC Resources
What is a CNC Machining Center?
A CNC machining center is an advanced, computer-controlled machine tool capable of performing multiple machining operations—such as milling, drilling, tapping, boring, and sometimes turning.
Ashely . March 9, 2026
How many kinds of Types in CNC Machining Centers?
There are at least 5 different CNC lathes type in Machining Centers: Vertical Machining Center, Horizontal Machining, 5-Axis Machining Center, Gantry / Bridge Mill, Turn-Mill Center (Multi-Tasking).
Ashely . March 9, 2026
What is CNC Machining?
CNC (Computer Numerical Control) machining is a subtractive manufacturing process in which pre-programmed computer software controls the movement of factory tools and machinery to remove material from a solid workpiece, creating a finished part or product.
Ashely . March 9, 2026