zhengyuan

Injection Mold Manufacturer for Mass Production IATF 16949 certified manufacturer providing injection mold tooling and plastic parts from DFM & design support to injection molding—built for stable mass production.
IATF 16949 Certified Mold and Injection Molding Facility Established in 2012. In-house tooling and molding with strict QC—supporting Tier 1 and Tier 2 customers. PPAP available.
01

Custom Mold Tooling

DFM support, precision machining and durable molds for stable mass production.
02

IATF 16949 Quality

PPAP-ready documentation and strict inspection for consistent quality.
03

Injection Molding

100–440T injection molding with automation for repeatable quality and delivery.
04

Fast Response

Quick quote, sampling and delivery with engineering support.
WHO WE ARE

Precision molds since 2012. Molding Made Simple

DLZY is an IATF 16949 certified manufacturer of injection molds and custom plastic parts.

DLZY is an IATF 16949 certified supplier of injection molds and custom plastic parts.
We support automotive (Tier 1/2) projects with PPAP-ready documentation and stable production.

00 +
Years Experience
00 K
Molds Delivered
00 +
CNC/EDM Machines
00 %
On-time Delivery
What We Do

Injection Molds and Plastic Parts

Our Work Process

01

Upload Drawing & Specs

Send CAD, quantity, material, and surface finish. Fast review for accurate quotation.
02

Quote + DFM (12h)

Get cost breakdown, lead time, and DFM suggestions. NDA / PPAP support available.
03

Tooling → Production

Design & build → T0/T1 samples → approval → production. QC report, packaging, and shipping included.
EQUIPMENT

Manufacturing Capabilities

0000
Molds Delivered

In-house CNC / EDM / WEDM machining, mold fitting and inspection.
Fast response, clear communication, and stable quality for injection mold projects.

Testimonials

What clients say about our injection molds

Overseas Customer (EU)
Excellent experience from start to finish. Fast response, clear DFM suggestions, and regular updates during machining and testing. Stable mold trial, consistent dimensions, and parts fully met our requirements. Highly recommended.
Overseas Customer (EU)
Overseas Customer (EU)
Engineer
Overseas Customer (USA)
We needed a multi-cavity mold for mass production. The process control was solid, delivery was on schedule, and the mold runs smoothly with low scrap rate. Quality was consistent and support was professional.
Overseas Customer (USA)
Overseas Customer (USA)
Purchasing Manager
International Client (Middle East)
Great quality and very professional service. Clear inspection reports, clean workmanship, and stable part fit. Fast response, efficient adjustments, and on-time delivery. We will continue to work with them.
International Client (Middle East)
International Client (Middle East)
Project Manager
INSIGHTS

Injection Molding Insights

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REQUEST A QUOTE

Upload Your Drawing. Get a Fast Quote.

Send CAD files or samples for evaluation. Quote & DFM suggestions within 12 hours (Mon–Fri). NDA available.

What to Send

STEP/IGES/STP/PDF/DWG + qty + material + surface finish

What You Get (12h)

Cost breakdown + lead time + DFM suggestions

Confidential & Reliable

NDA available. Files kept confidential.

Request a Quote

Send drawings or samples. We’ll reply with a quote and DFM feedback.

拖拽文件到此处,或者
Accepted file types: stp, step, igs, iges, pdf, dwg, dxf, stl, zip, rar, Max. file size: 256 MB.
    REQUEST A QUOTE

    Upload Your Drawing. Get a Fast Quote.

    Send CAD files or samples for evaluation. Quote & DFM suggestions within 12 hours (Mon–Fri). NDA available.

    What to Send

    STEP/IGES/STP/PDF/DWG + qty + material + surface finish

    What You Get (12h)

    Cost breakdown + lead time + DFM suggestions

    Confidential & Reliable

    NDA available. Files kept confidential.

    Request a Quote

    Send drawings or samples. We’ll reply with a quote and DFM feedback.

    拖拽文件到此处,或者
    Accepted file types: stp, step, igs, iges, pdf, dwg, dxf, stl, zip, rar, Max. file size: 256 MB.