Seipo manufacturing

Full-Service Contract Manufacturing

From blueprint
to market.

We realize your idea from initial concept to finished product — faster, leaner, and with more precision than the industry standard.

What sets us apart

Three things you will not find anywhere else.

Speed
Blazing Fast

30% shorter than standard tooling lead time — without cutting corners. Our streamlined engineering and in-house tooling mean your program moves faster from day one.

⚙️ Scalability
Most Flexible

From prototype pilot runs to high-volume mass production, Seipo scales seamlessly with your program. We don't impose minimum orders or lock you into rigid structures.

🤝 Communication
Easiest Communication

A professional bilingual team by your side full-time — USA and China teams both available. No time-zone black holes. No language barriers. Just clear answers, fast.

Special offers at every stage of your project.

From your very first RFQ through final delivery, Seipo provides value-added services at no additional cost — because great partnerships start before a PO is issued.

Equipment & Technology

Advanced facilities. Production-ready from day one.

Super size die casting

Precision Machining

PROTOTYPING

Stamping and forming

Quality Inspection & CMM

QUALITY CONTROL

Injection molding

24/7 Support

SEAMLESS COMMUNICATION

EDM and grinding

PRECISION EXTRUSION

PLASTIC & METAL

Painting and coating

Stamping & Forming

SHEET METAL

4 and 5 axis CNC

EDM & Grinding

PRECISION FABRICATION

Die cast components

Super Size Die Casting

ALUMINUM

Precision machined parts

4 & 5-AXIS CNC CENTERS

PRECISION FABRICATION

Assembly integration

Prototyping

PLASTICS AND METALS

Sheet metal

INJECTION MOLDING

TOOLING AND PRODUCTION

Surface finishing

Surface Finishing

ANODIZING, POWDER COATING, ELECTROPLATING, ALODINE

Plastic injection

Assembly & Integration

FULL ASSEMLBY SERVICE

Quality inspection

Painting & Coating

SURFACE FINISHING

Component manufacturing

SPECIAL MATERALS

PEEK / METAL ALLOYS

Design for Manufacturing

Risk-Free Design for Manufacturing

Seipo provides DFM study along with your development team to minimize production costs and speed up time-to-market. We run process evaluations, material analysis, and mold flow studies.

Our DFM is prompt and usually complimentary for simple and critical decision making before production investment.

Process Evaluations Material Analysis Mold Flow Studies

Our capabilities

Four core service lines.

01 / 04

Metals

Die casting, stamping, forging, sheet metal fabrication, and precision machining for structural and functional metal components.

02 / 04

Plastics

Injection molding, blow molding, and thermoforming with tight tolerances and full surface finishing capabilities.

03 / 04

Prototyping & Production Special

4- and 5-axis CNC machining, EDM, grinding, and jig-bore work for parts demanding exceptional accuracy.

04 / 04

Integration

Sub-assembly and full product integration — we manage sourcing, logistics, and quality across the entire bill of materials.

ISO
9001

Quality Management

ISO
TS16949

Automotive Quality

FDA
CERT

FDA Certified

EST.
2004

20+ Years in Operation

Ready to build something remarkable?

Tell us about your project and receive a complimentary DFM analysis with your quote.

Start Your Project →