Why work with JY Pretech

Less uncertainty.
More control.
Better-made parts.

The value is not just in the equipment. It is in how design review, material knowledge, tooling and inspection work together around your project.

PRECISION / IN THE DETAILS
Precision injection mold and machined mold details at JY Pretech
A part-first engineering approach.From the design review to the finished component.

The connections make the difference

Not a single advantage.
A more connected way
to manufacture.

High-heat plastics, two-shot molding, LSR and precision tooling each bring different challenges. We connect the right questions before production begins.

01 / ENGINEERING

Review the details early.

Discuss the geometry, tool concept and potential manufacturing issues while changes can still be considered.

02 / MATERIALS

Match the process.

Bring material grade, function and processing requirements into the same technical review.

03 / FLEXIBILITY

Start at your stage.

Prototype and low-volume routes, with no-MOQ options for selected molding services.

04 / COMMUNICATION

Keep decisions visible.

Align the specification, project schedule and documentation with the work that needs to happen next.

01A / Process-fit engineering

One part can require
several kinds of expertise.

Different materials create different engineering risks. We review how a part needs to function before recommending the molding, tooling or additive route.

High-heat plastics engineering manufacturing example from JY Pretech
01

High-heat plastics

When temperature and dimensional stability matter

Drying, tooling temperature, shrinkage and grade selection are considered together for high-performance thermoplastics such as PEEK, PEI and PPSU.

Explore process
Two-shot injection molding engineering manufacturing example from JY Pretech
02

Two-shot injection molding

When two materials must behave as one

Hard-soft interface geometry, material pairing and bonding area are part of early design discussions to limit avoidable mold and assembly issues.

Explore process
Liquid silicone rubber engineering manufacturing example from JY Pretech
03

Liquid silicone rubber

When the smallest details still matter

LSR tooling and process planning consider flexible features, parting lines, flash control and any insert or overmolding needs.

Explore process
Metal additive + CNC engineering manufacturing example from JY Pretech
04

Metal additive + CNC

When geometry makes conventional routes difficult

Metal printing can address complex features while post-machining and finishing help meet critical interfaces and functional requirements.

Explore process
ENGINEERING REVIEW / EXAMPLESJY PRETECH
Parting-line and gating review illustration from JY Pretech DFM documentation
01 / Tooling concept, parting line and gating discussion
Mold flow simulation example from the JY Pretech company presentation
02 / Mold-flow study
Wall thickness analysis from the JY Pretech engineering presentation
03 / Wall-thickness review

01 / Design for manufacturing

Ask better questions.
Before steel is cut.

A useful engineering review connects the part drawing with the mold and process it needs. It makes potential issues part of the discussion—not an afterthought.

01

Review the part.

Parting lines, gating, ejection, draft and wall thickness, with attention to the critical features in your drawing.

02

Understand the process.

Discuss mold-flow analysis where appropriate, including filling, pressure, weld lines and potential deformation.

03

Refine the direction.

Bring proposed changes and tooling decisions into the project review before moving to manufacture.

Start a technical conversation
02A / Export tooling & mold design

Tooling designed
for where it will run.

Export tooling is more than a mold that produces an acceptable trial sample. It must be reviewed against the receiving plant’s machine interface, drawing standards, maintenance expectations and inspection needs.

01 / STANDARDS

Specify the standard early.

DME, HASCO, MISUMI, metric and custom requirements can be discussed with your toolroom.

02 / DESIGN

Engineer the service interfaces.

Confirm parting surfaces, ejection, gating, cooling and service access for the target molding setup.

03 / HANDOVER

Plan for trial and transfer.

Agree on samples, dimensional checks, tool documentation and shipment details before release.

Explore export tooling

02 / Quality & inspection

Measured in the details.
Managed through the process.

QUALITY MANAGEMENT ISO 9001:2015

Documented in the company profile. Current certification and scope are available for supplier review on request.

3D CMM in the JY Pretech inspection department
01 / DIMENSIONAL MEASUREMENT

Check the geometry.

In-house 3D coordinate measurement supports verification against agreed dimensional requirements.

Inspection benches and measuring equipment at JY Pretech
02 / INSPECTION ENVIRONMENT

Look more closely.

Inspection equipment includes projection, microscopy, color and hardness measurement.

Optical inspection equipment from JY Pretech inspection department
03 / PART VERIFICATION

Review what matters.

Define the inspection method and required records around your part’s critical features.

Quality follows the part.

A connected sequence, from material preparation to shipment.

01Material
drying
02Injection
molding
03First-article
inspection
04Routine
inspection
05Outgoing
inspection
06Packaging &
warehousing
07Shipment
Agree on the evidence your project needs.

Discuss first-article reports, material certificates, certificates of conformity and shipping documents at the start of the project.

Request documentation ↗

Inspection examples reflect our production and quality workflow. Required inspection records are agreed for each project.

03A / Inspection & project evidence

Quality you can
discuss in detail.

The inspection plan should follow the drawing, critical features and intended use of the part. We work with customers to define practical checkpoints and the records needed for their supplier review.

JY Pretech in-house dimensional inspection measuring system
MEASUREMENT EQUIPMENT / COMPANY FACTORY
DOCUMENTATION FRAMEWORKAGREED FOR EACH PROJECT
01

Material identification

Material specification, grade and relevant certificates are reviewed when the application or customer requires traceability.

INPUT
02

First-article assessment

Critical dimensions, appearance and functional interfaces are checked against the agreed drawing and trial requirements.

TRIAL
03

In-process confirmation

Process conditions and sample checks provide a basis for monitoring repeatability during production.

BUILD
04

Final release documents

Inspection results, COC, requested material records and shipping documentation can be included in a project-specific handover plan.

SHIP
Plan the evidence before the first run.

The required format and scope of records should be confirmed during quotation and technical review. No universal inspection package is implied.

03 / Production that fits the project

A manufacturing base.
Room to find the right route.

In-house tooling and molding provide a practical foundation. Additional manufacturing resources can be coordinated when a project needs specialist processes or further capacity.

80–650 tInjection machine range
250–400 tTwo-shot injection machine range
120–260 tLSR injection machine range

Equipment ranges reflect our August 2025 company profile. Machine selection and availability are confirmed for each project.

Injection molding machine from the JY Pretech factory presentation
JY PRETECH / INJECTION MOLDING From tool trials to parts

A better-fit manufacturing plan

Your requirement.
Our starting point.

We do not treat every component as the same project. The review should follow the risks and requirements of the part itself.

Your project needsWhat we review together
A high-heat polymerMaterial grade, operating environment, tool concept and the processing route.
A hard-soft componentMaterial compatibility, interface geometry and two-shot or overmolding requirements.
Critical dimensionsDrawing requirements, measurement methods and the inspection records you need.
A path beyond prototypesTooling strategy, trial quantities, expected volumes and the next production stage.
04A / More connected manufacturing

One conversation.
More of the work coordinated.

Molding is often just one stage. The finished component may also need machining, decorating, joining, metal parts or assembly. Reviewing those operations early helps reduce avoidable hand-offs and redesign.

JY Pretech decorated and molded product covers
01 / POLYMERS

Make, finish & decorate

Plastic molding supported by coating, laser marking, pad printing, insert installation and joining methods to match the part.

Sheet metal enclosure made through forming and bending
02 / SHEET METAL

Support the whole assembly

Sheet metal cutting, bending and forming can complement molded housings and mounting features in mixed-material products.

Metal additive manufactured parts and precision components
03 / METAL AM

Pair complexity with precision

Metal 3D printing, follow-up machining and finishing broaden the routes available for complex functional components.

TOOLING → MOLDING → POST-PROCESSING → ASSEMBLY → DELIVERYExplore the full portfolio
How It Works

Your Files → Your Parts

How to work with us ↗

Your Files

Share your 3D CAD, 2D drawings, material, quantity, finish and target timing.

Quote & DFM

Review the quotation, manufacturing feedback and any mold-flow analysis needed for the part.

Tooling & Sampling

Approve DFM and the tooling plan, then review trial parts and inspection results.

Your Parts

Confirm the agreed quality requirements, production quantity, packing and delivery arrangements.

Start with the information you have. We will clarify the manufacturing route, quotation scope, DFM, lead time and commercial terms with you.

06A / Practical questions

What matters when
choosing a manufacturer?

Capability is only useful when it fits the project. Here are the considerations we discuss with design teams and buyers.

How early should DFM begin?

Ideally, as soon as a draft CAD model and the key part requirements are available. Early reviews can identify draft, wall thickness, gating, ejection and fit issues before tool steel is committed.

Can the same partner manage different part materials?

JY Pretech offers high-heat polymer processing, two-shot molding, LSR and metal manufacturing routes. Each combination is assessed for geometry, material compatibility, volumes and production resources before acceptance.

Which inspection reports should be requested?

That depends on the application and contract. Specify critical dimensions, measurement method, first-article requirements, material certificates or certificates of conformity as needed during the RFQ process.

What determines prototype and production lead time?

Geometry, material availability, tooling complexity, secondary operations and project volume all matter. A quote should establish realistic milestones for your specific part rather than imply one fixed time for every project.

Make the next step
an informed one.

Share the part, the challenge and the outcome you need.