English 
CNC Machining
Precision milling and turning for prototypes and production. Achieve ±0.001" tolerances, 0.020" thin walls, and lead times as fast as 1 day.
FROM PROTOTYPE TO PRODUCTION: RAPID & PINPOINT
Quality Custom Parts, Delivered with Precision
- Costs reduced by 30% with in-house factories, no middleman markup
- Door-to-door logistics in core regions, delivery in 3 days or less
- Worldwide customs clearance for seamless cross-border shipping
- 24/7 expert support with free DFM for right-first-time production
- Your manufacturing partner from R&D through mass production
15+Years in Business
250,000+Unique Parts Produced
8000+Customers Served
99.8%On-time Delivery
ISO9001:2015 Certified
Trusted bynumerous companies
LS Manufacturing has delivered reliable experience to over 28,000 customers by producing more than 250,000 complex parts
LS Manufacturing Delivers End-to-End Manufacturing Solutions
LS Manufacturing operates from its own factory in Dongguan, Guangdong, supported by a nationwide network of certified partners. We provide a comprehensive range of precision manufacturing services, including CNC machining, injection molding, sheet metal fabrication, and 3D printing. Whether you require rapid prototyping, low-volume production, or full-scale mass production, we are your trusted partner for manufacturing complex custom parts with speed, precision, and reliability.
Injection Molding
Fast, flexible molding from prototype to volume. No MOQ, T1 samples in 2 weeks, and scalable from 1 to 1M+ units.
Sheet Metal Fabrication
Expert laser cutting, bending and welding. Get precision prototypes and production parts in 3 days, with walls as thin as 0.008".
3D Printing
Advanced SLA, SLS and MJF for functional prototypes and end-use parts. ±0.008" precision and 1-day turnarounds available.
Extrusion
High-quality aluminum profiles with post-machining options. Tolerances to ±0.005, delivered in 10 days.
Die Casting
High-volume aluminum, zinc & magnesium die casting. Thin walls to 0.03", batches from 1k to 1M+ units.
Vacuum Casting
Rapid, low-cost urethane prototypes. ±0.002" accuracy, 20 parts in 10 days—ideal for fast design validation.
Gear Machining
Precision gear machining (hobbing, shaping, grinding) for spur, helical, bevel, worm & custom gears. Profile tolerance ±0.01 mm, Ra 0.8 for smooth, quiet operation.
Precision-Engineered Solutions for Complex Components
Transforming intricate concepts into flawless finished products demands specialized expertise. At LS Manufacturing, we conquer complex manufacturing challenges to deliver precision-crafted components that meet your most demanding specifications. Our commitment to excellence ensures every project achieves optimal performance, reliability, and value—turning your most ambitious designs into manufacturing successes.
Aerospace Engine Fuel Injector Nozzle
Ultra-precision CNC machining overcomes the challenges of work-hardening, high-temperature alloys like Inconel 718 to achieve flawless micro-features and flawless internal surfaces—delivering reliable, high-performance components for critical aerospace fuel systems.
| Capability | Details / Specifications |
|---|---|
| Part Name | Aerospace Fuel Injector Nozzle |
| Key Material | Inconel 718, Titanium Alloy, High-Temperature Superalloys |
| Critical Challenge | Micron-level orifice drilling (<0.2mm) with severe work hardening and tight surface finish requirements |
| Core Process | 5-Axis CNC Milling & Ultra-Precision Micro-Drilling |
| Surface Finish | Internal Ra < 0.2 μm (via Abrasive Flow & Electrochemical Polishing) |
| Achievable Tolerance | ±0.005 mm (Micro-hole diameter & positional accuracy) |
| Quality Assurance | 100% Orifice inspection with Industrial Microscope & Air Gauge |
Automotive Engine Intake Manifold
Precision injection molding for complex airflow management components, ensuring optimal engine performance through rigid quality control and advanced material solutions.
| Capability | Details / Specifications |
|---|---|
| Part Name | Automotive Engine Intake Manifold |
| Key Material | Glass-Fiber Reinforced Nylon (PA66-GF35), high-temperature engineering plastics |
| Critical Challenge | Molding large, complex thin-walled structures with varying thickness, preventing weld lines and controlling post-molding warpage |
| Core Process | Precision Injection Molding with CAE-Optimized Tooling |
| Surface Finish | As-molded finish meeting flow performance specs; free of sink marks and flow marks |
| Dimensional Stability | Critical assembly interfaces held within ±0.25mm for leak-proof engine mounting |
| Quality Assurance | In-process dimensional monitoring via CMM and automated visual inspection |
5G Communication Waveguide Filter Cavity
Precision sheet metal fabrication enabling high-frequency signal integrity and shielding performance for next-generation communication systems.
| Capability | Details / Specifications |
|---|---|
| Part Name | 5G Waveguide Filter Cavity |
| Key Material | Aluminum alloy, copper-clad steel, or other high-conductivity metals |
| Critical Challenge | Multi-cavity structure requiring bending accuracy of ±0.1° and seam alignment under 0.1mm for signal shielding |
| Core Process | Precision laser cutting, CNC bending, robotic TIG welding, and hermetic sealing |
| Dimensional Control | Seam alignment <0.1mm; large surface flatness maintained after cutting and bending |
| Surface Finish | Mark-free processing; smooth continuous internal welds; airtight sealing |
| Fabrication Method | High-power fiber laser cutting; CNC press brake with hydraulic compensation; custom non-marking fixtures |
| Joining & Sealing | Robotic TIG welding of internal partitions; helium mass spectrometer leak testing |
| Quality Assurance | 100% hermeticity validation; dimensional inspection of critical interfaces and cavity geometry |
Patient-Specific Medical Surgical Guide
Additively manufactured surgical guidance instruments enabling personalized patient care through high-accuracy anatomical fitting and full compliance with medical safety standards.
| Capability | Details / Specifications |
|---|---|
| Part Name | Patient-Specific Surgical Guide |
| Key Material | Medical-grade nylon (biocompatible), sterilizable polymers |
| Critical Challenge | Converting patient CT/MRI data into complex, anatomy-matched geometries; ensuring ±0.1mm accuracy in osteotomy slots and positioning features |
| Biocompatibility & Sterilization | Withstands autoclave and EtO sterilization; no tissue reaction; compliant with ISO 13485 |
| Core Process | Medical-grade Selective Laser Sintering (SLS) |
| Dimensional Accuracy | Critical features held within ±0.1mm; smooth surfaces to prevent soft tissue damage |
| Surface Finish | Bead-blasted finish; dyed for clarity; edges and interfaces free of sharp protrusions |
| Production Environment | Manufactured in ISO 7 (10,000-class) cleanroom under aseptic conditions |
| Quality Assurance | 3D scanning inspection against original digital model; full traceability and lot documentation |
High-End Drone Integrated Airframe Frame
Advanced die-cast structural solutions for next-generation UAV systems, balancing extreme lightweight requirements with mission-critical durability and dimensional stability.
| Capability | Details / Specifications |
|---|---|
| Part Name | Drone Integrated Airframe Frame |
| Key Material | High-Fluidity Aluminum Alloy (A380 series or custom equivalent) |
| Critical Challenge | Forming large thin-wall (1.2mm avg) structures without cold shuts; balancing strength-to-weight ratio at mounting points |
| Core Process | High-Vacuum Die Casting with Multi-Zone Mold Temperature Control |
| Dimensional Control | Mounting surface flatness ≤0.1mm; hole position accuracy ±0.05mm after CNC machining |
| Structural Optimization | Reinforcing ribs at high-stress areas; wall thickness optimization for weight reduction |
| Secondary Processing | Full 5-axis CNC machining of all critical interfaces after stress relief aging |
| Quality Assurance | X-ray inspection for porosity; CMM verification of machined features; load testing validation |
Smart Wearable Device Bionic Structure Housing
Bridging prototyping and production with vacuum casting, this process delivers injection-molded quality and feel for rapid design iteration and user testing of next-generation wearables.
| Capability | Details / Specifications |
|---|---|
| Part Name | Smart Wearable Bionic Housing |
| Key Material | 100+ Polyurethane resin variants (Shore 10A-90A), silicone rubbers, transparent & colored resins |
| Critical Challenge | Replicating intricate micro-textures with consistent soft-touch feel; enabling rapid iteration with multiple material properties for functional testing |
| Core Process | High-Resolution Silicone Molding & Vacuum Casting |
| Surface & Haptics | Soft-touch texture; matte or semi-gloss finish; skin-safe surface treatment |
| Fabrication Method | High-hardness silicone tooling from 3D printed master; vacuum casting with resin options for varied hardness, color, and transparency |
| Lead Time & Batch Size | First batch turnaround in 5-7 days; typical batch sizes of 10-50 units for prototyping |
| Quality Assurance | Dimensional check against master model; visual and tactile inspection for texture consistency and surface finish |
What Our Clients Say About Us
A customer's words mean more than ours see what our satisfied customers have said about how we fulfilled their requirements.
Your High-Precision Manufacturing Partner in China. Global delivery in as few as 3 days.
Operating from China, LS Manufacturing combines extensive in-house production capabilities with a rigorously selected network of over 1,000 certified suppliers to deliver high-quality, on-demand manufacturing solutions. As your strategic partner, we ensure fast global delivery to North America, Europe, and beyond, with lead times as short as 3-10 days. Our dedicated, English-speaking engineering team provides 24/7 project support and seamless communication across time zones, ensuring your production moves forward efficiently and reliably.
250,000+
Unique Parts Produced
6000 ㎡
Total factory area
150+
Countries & Regions Served
CNC Machining Shop
CNC Machining Shop
Established2012
Number of Machines600 machines
LocationDongguan
Sheet Metal Facility
Sheet Metal Facility
Established2015
Number of Machines87
LocationDongguan
Injection Molding Factory
Injection Molding Factory
Established2018
Number of Machines50
LocationShenzhen
3D Printing Factory
3D Printing Factory
Established2017
Number of Machines356
LocationDongguan
Vacuum Casting Factory
Vacuum Casting Factory
Established2022
Number of Machines36
LocationDongguan
Die Casting Factory
Die Casting Factory
Established2012
Number of Machines42
LocationShenzhen
Manage Manufacturing Smarter with Our Smart Factory
LS Manufacturing's smart factory ecosystem gives you complete visibility and control over production, from order to delivery. Through IoT and a real-time data hub, it enables integrated intelligent scheduling, live monitoring, and full quality traceability. View progress in real time, adjust process parameters, and receive digital inspection reports for every step.
See every machine, every part, every second. Our smart factory provides live dashboards that track OEE, production status, and bottlenecks in real time—so you can prevent delays and ensure on-time delivery.
- Track production progress for each part and order
- Live OEE and machine status monitoring
- Automated alerts for any deviations or downtime
- Access historical data for process optimization
Let AI optimize your production flow. Our smart factory dynamically schedules tasks, balances machine load, and reprioritizes orders in real time—maximizing throughput and ensuring on-time delivery.
- AI-driven dynamic production dispatching
- What-if scenario simulation for schedule optimization
- Predictive deadline and delivery management
- Seamless integration with material and logistics
Connect your teams and systems seamlessly. From automated design feedback to digital work instructions, our platform ensures every stakeholder works from the same real-time data, streamlining collaboration and decision-making.
- Unified digital thread for end-to-end traceability
- Role-based automated workflows and notifications
- Paperless production operations and instructions
- Secure portals for external partner collaboration
Test, validate, and optimize production virtually. Our digital twin simulates machining paths, assembly flows, and line logic—cutting physical trials, waste, and time to market.
- Virtual process validation and feasibility testing
- Predictive quality and performance analytics
- Risk-free virtual commissioning and debugging
- Performance optimization scenario analysis
How to Order Parts with LS Manufacturing
Upload & Review
Submit your CAD files (STEP, STL, PDF, etc.). Our engineers will provide expert DFM feedback to optimize your design for manufacturing.
Quote & Confirm
Select materials, finishes, and quantities. Receive a detailed, competitive quote within 24 hours, then approve to proceed.
Precision Production
We manufacture your parts using advanced equipment, with every batch undergoing rigorous quality inspections.
Delivery & Support
Your parts are carefully packed and shipped with full tracking. Our team remains available for any follow-up needs.
Customer Success Stories
LS Manufacturing partners with leading companies across the automotive, aerospace, medical, electronics, and robotics industries. From individual inventors to global enterprises, we deliver precision CNC machining and manufacturing solutions trusted for quality and reliability worldwide.
Consumer Electronics
LS Manufacturing & Leading Smartphone Brand: Precision Components for Flagship Launch
When a top smartphone brand faced immense pressure to launch its flagship device, it turned to LS Manufacturing. The challenge: mass-producing ultra-precise aluminum alloy frames with ±0.005mm tolerances and a flawless anodized finish—within an aggressive 4-week timeline.
±0.005mmDimensional Accuracy
99.8%Quality Yield Rate
25%Higher Pre-Orders
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Aerospace
MIT SSL & LS Manufacturing: Precision Components for Research Satellites
The MIT Satellite Systems Laboratory (SSL) required reaction wheel components with nanometer-level vibration stability for its latest research satellite. LS Manufacturing delivered using 5-axis micro-milling and specialized space-grade alloys, achieving unprecedented precision for orbit-level performance.
±0.003mmGeometric Tolerance
18%System Weight Reduction
100%Success in All Subsequent Tests
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Robotic Automation
LS Manufacturing & KUKA Robotics: High-Speed Arms for Semiconductor Manufacturing
KUKA Robotics needed high-precision, lightweight robotic arms for delicate wafer handling in sterile cleanroom environments. LS Manufacturing employed carbon fiber composites and titanium alloys, optimizing stiffness-to-weight ratios and minimizing particulate generation.
30%Faster Cycle Times
20%Energy Savings
100%Particle & Climate Control
Automotive
LS Manufacturing & Porsche: High-Voltage Battery Enclosures for the Taycan
Porsche required lightweight yet ultra-rigid battery enclosures for the Taycan electric sports car. Using high-strength aluminum alloys and advanced welding techniques, LS Manufacturing achieved exceptional dimensional stability under thermal and vibration stresses.
±0.01mmWeld Seam Consistency
15%Lightweighting Performance
+5%Extended Driving Range
Industrial Equipment
LS Manufacturing & Schlumberger: Deep-Sea Drilling Components
Oilfield services leader Schlumberger needed large-scale valve blocks that could withstand 10,000-psi pressures and highly corrosive undersea environments. LS Manufacturing delivered with high-nickel alloys and non-destructive testing, ensuring zero failures under extreme conditions.
100%Pressure Test Pass Rate
50%Longer Service Life
0Incidents Recorded
Streamlined Product Development from Design to Delivery
More than a manufacturer—we are your integrated development partner. LS Manufacturing unifies design, prototyping, production, and packaging into one seamless workflow. We help innovators bring products to market faster by eliminating supply-chain complexity, reducing costs, and ensuring consistent quality from start to finish. Turn your concept into a market-ready product with a single, trusted partner.
Project Design & Engineering
From initial concept to production-ready design, our engineering team transforms your ideas into manufacturable solutions. We ensure every detail—from aesthetics to assembly—is optimized for prototyping, performance, and cost-efficiency.
Industrial Design
User-centered concept sketches, market-ready visual renders, and detailed appearance specifications.
Mechanical Design
Precise 2D/3D engineering drawings and documentation, fully optimized for manufacturability and assembly.
CMF Design
Strategic color, material, and finish selection that balances aesthetics, durability, and brand identity.
Cost Estimation
Early-stage cost forecasting and tailored value-engineering plans to align with your target budget.
Where Quality and Reliability Converge in Custom Manufacturing
At LS Manufacturing, quality is engineered into every stage. Our dedicated team of quality engineers implements rigorous inspections—from pre-production to final delivery—ensuring exceptional first-pass yield and consistent output. Supported by ISO-certified processes, we guarantee that every prototype and production run meets the highest standards of precision and reliability.
Advanced Inspection & Measurement
We employ a comprehensive suite of inspection tools, including CMMs, optical measuring systems, and material analyzers, to verify dimensional accuracy, material integrity, and surface finish.
Detailed Inspection Documentation
You receive complete inspection records—including FAIR, material certifications, dimensional reports, and compliance documentation—for full traceability and quality assurance.
Certified Manufacturing Excellence
As an ISO 9001, ISO 13485, and IATF 16949 certified partner, we are trusted by leading automotive, medical, and electronics brands to meet their most stringent quality requirements.
Dedicated Quality Engineering
Our quality team engages from design review through production, implementing process controls and continuous improvement to prevent defects and ensure compliance.
LS Manufacturing FAQs
Every successful product starts with a manufacturability check. Upload your CAD file to instantly receive automated DFM analysis on key factors like geometry, tolerances, and wall thickness. For critical projects, our engineers perform a detailed manual review within one business day, providing clear, actionable recommendations on design adjustments, materials, and processes to ensure quality and avoid delays.
We combine in-house manufacturing with a vetted partner network under strict quality standards. Unlike intermediaries, we provide integrated engineering support, from prototyping to full-scale production and packaging. With dedicated project management and a focus on industries like automotive, medical, and electronics, we ensure reliability, consistency, and seamless scale-up for every order.
Lead times vary based on part complexity, quantity, and process. Rapid prototypes (CNC/3D printing) can ship in 2–5 days. Injection molding and low-volume production typically take 2–4 weeks. Submit your design details for an instant quote with a precise timeline.
We provide instant online quotes for standard manufacturing services. Simply upload your 2D or 3D files and select your preferred process, material, finish, and quantity. If your project is more complex, a dedicated engineer will reach out within one business day to review your requirements and prepare a customized proposal.
Yes, we accommodate engineering change requests wherever possible. Minor adjustments during the prototyping stage are generally straightforward, while changes during mass production may affect cost and lead time. Our team will provide a clear impact assessment and assist you in implementing changes with minimal disruption.
We support common 2D and 3D formats, including STEP, STL, IGES, X_T, DWG, and PDF. For best results, please upload complete, dimensioned drawings and specify critical tolerances, surface finishes, and material preferences in your notes.
For prototyping and low-volume orders, we offer no MOQ so you can order as few as one part. For injection molding and large-scale production, MOQ depends on the tooling and process—our team will provide a detailed breakdown during quoting.
We are ISO 9001:2015 certified and comply with industry-specific standards such as ISO 13485 (medical) and IATF 16949 (automotive). We can also provide material certifications, FAIRs, and third-party inspection reports upon request.