High-Volume Metal & Plactic Parts Production With SPC and Inline Inspection
LEAD owned batch manufacturing plant in Dongguan for 10,000+ unit runs, dedicated cells, multi-cavity tooling, progressive dies, SPC-driven inspection, and Kanban-managed raw material.
Dongguan, China | 100+ engineers, operators, and quality staff | ISO 9001, ISO 13485, ITAF 16949 certified
Dongguan facility
Repeatable Production at Scale
- Injection molding at volume
- Die casting at volume
- CNC production machining
- SPC and inline inspection
- Tooling management and storage
- Scheduled production runs
- Long-term supply planning
- Consistent batch quality
Production
High-Volume Production
SPC, inline inspection and tooling management.
Quality
Quality Management at Scale
Batch quality measured, not assumed.
Why choose us
Why LEAD
Customers choose LEAD MFG when they need a real manufacturing partner, not a loose supplier network. We focus on technical communication, quality consistency and a clean route from prototype to production.
DFM feedback, tolerance review and process recommendations before production decisions.
Keep project knowledge with one partner as volume and requirements change.
Use China engineering depth and Vietnam manufacturing flexibility when supply chain risk matters.
CNC, sheet metal, molding, die casting, 3D printing, extrusion, finishing and assembly.
Practical inspection planning, repeatable process control and clear production documentation.
Match the project to the right facility, stage and risk profile.
Design guides, material guidance, equipment lists and QA resources support buyer confidence.
Engineering and sourcing teams get structured updates, not vague factory replies.
Shenzhen, Dongguan and Bac Ninh roles are visible and easy to verify.
COMMON QUESTIONS
Frequently asked questions
Feel free to contact us if you have any questions.
Yes, we specialize in small-batch production to meet your specific needs, ensuring consistent quality and efficiency for custom projects.
We work with a wide range of materials, including metals such as aluminum, stainless steel, titanium, and brass, as well as engineering plastics like PEEK, Delrin, and more.
Yes, we provide free DFMA (Design for Manufacturing and Assembly) feedback to help optimize your designs for the CNC machining process. This ensures that your parts can be produced efficiently and cost-effectively.
You can request a quote by filling out the “Request a Quote” form on our website or contacting us directly via email or phone. Please provide your CAD files and any relevant specifications for an accurate quote.
Yes, we offer rapid prototyping to help you quickly create functional prototypes and validate your designs. Our CNC prototyping services deliver parts that match the material properties of final production components.
Our CNC machining processes can achieve tolerances as tight as ±0.005 mm depending on the complexity of the part and material used. We’ll discuss specific tolerances during the design phase to meet your project requirements.
We accept a variety of CAD file formats, including .STEP, .STL, .DWG, .DXF, IGES, and Zip. If you have a different format, let us know, and we’ll work to accommodate it.
Our typical response time for quotes is 24-48 hours. However, more complex projects may take slightly longer for thorough assessment.
Lead times vary depending on the complexity and volume of the project. For most orders, we provide a detailed timeline after assessing your requirements.
Yes, we provide global shipping services, delivering parts to clients worldwide. We work with reliable logistics partners to ensure that your components arrive safely and on time.
GET IN TOUCH
Whenever you need us, we’re here for you.
Got a project in mind? Contact us today to discover how LEAD can bring your ideas to life with precision and excellence.
Bao'an, Shenzhen, Guangdong, China
service@leadrp.com
Phone : +86 189 2605 5317