Injection Molding Manufacture & OEM Supplier | Huizhou Jiejin Plastic Technology Co., Ltd.

About Company

Integrated Manufacturing Capabilities for Global Buyers

Founded in 1999,Huizhou Jiejin Plastic Technology Co., Ltd. is an experienced manufacturer providing integrated product development and manufacturing solutions for global buyers. With an8,000-square-meter facilityand a team of100+ employees,Jiejin specializes inplastic product manufacturing, injection mold making, 3D printing, and custom production.With more than10,000 mold setsdeveloped over the years, Jiejin has built extensive experience in tooling and plastic manufacturing. We have built extensive experience in tooling and plastic manufacturing.

ISO9001 Management System Certification
SGS Factory Certification
Product ROHS Reports
UL Reports

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Main Products

Explore Our Product Categories

Jiejin offers a diverse range of products serving everyday, industrial, electronic, and packaging applications. Our main product categories include 3D printing products, injection molded parts, plastic tableware, plastic housings, plastic lamps, monitor stands, and bubble wrap rolls.

Quality Services

Plastic Manufacturing & Custom Product Solutions

Jiejin provides end-to-end manufacturing support for businesses sourcing plastic products, injection molds, product design and development, and custom manufacturing. From initial consultation and requirement review to mold development, prototyping, and mass production, our team supports each stage of the project. We work closely with customers to turn product requirements into reliable, production-ready solutions while maintaining consistent quality and a stable, long-term supply.

Custom Mold Design
Custom Plastic-Product
3D Rapid Prototyping
Plastic OEM Production
Mold Repair & Refit

Custom Mold Development

We design and manufacture injection molds based on product requirements, supporting complex geometries, precision dimensions, and multi-cavity mold development.

Custom Plastic Products

We manufacture a wide range of custom plastic products, including electronic housings, home accessories, medical plastic components, and automotive plastic parts.

3D Printing & Rapid Prototyping

We provide 3D printing services to support product validation, structural testing, and rapid prototyping for small-batch production.

Mold Maintenance & Modification

We offer mold maintenance, repair, modification, and defect rectification services to help extend the service life of your molds.

OEM Custom Manufacturing

We support custom development based on client-provided drawings or samples, offering a one-stop solution from mold design to mass production.

Industry Solutions

Industries We Serve

Electronic Plastic Housing

Precision‑made casings for electronic devices, manufactured with strict quality standards to fit assembly requirements.

Household Products

Durable and practical plastic household items supporting custom development for consumer‑grade daily‑use goods.

Medical Plastic Parts

Reliable custom‑molded plastic components complying with relevant test reports for medical‑related applications.

Company Advantage

Why Choose Jiejin

Quality first, teamwork, honesty and trustworthiness

Factory
Team
Quality
Service

Factory Strength

With over20-yearindustry experience and8,000㎡ plant. Equipped with full-set injection, CNC, EDM & 3D-printing machines. Over10,000 moldscompleted, supporting full-cycle production from molds to finished goods.

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Experienced Team

Our team consists of more than100 staff. We have successfully developed over10,000 setsof molds and deliver full-range custom solutions covering mold manufacturing, modification and plastic product production.

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Certifications and Accreditations

We hold full authoritative compliance credentials:ISO9001, SGSfactory certification, as well asRoHS and ULproduct test reports. Our complete qualifications guarantee verified product quality.

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Complete Service

One-stop service including mold making, mold repair & modification, OEM and export packaging. Guaranteed lead-time:35-daymold turnaround,15-daymass-production after sample approval.

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Customers

Trusted by 500+ Brands

Backed by advanced manufacturing capabilities, experienced production teams, and strict quality control, we support 500+ brands with OEM/ODM solutions, flexible production capacity, and reliable global delivery.