01
Product Development
Support for product concepts, drawings, samples, material selection, structural optimization and design-for-manufacturing evaluation.
CORE PRODUCT DISPLAY
Automotive Front Passenger Seat Control Panel Carrier
Injection-molded switch-panel support for OEM powered-seat interior assemblies
Automotive Ambient Lighting Trim – T88 Series
Curved injection-molded trim component for OEM interior lighting integration
Custom Injection-Molded Transparent Blender Jar
Clear appliance container shell developed to customer interfaces and performance requirements
Custom Transparent Blender Mixing Cup with Handle
Clear molded jar body for OEM countertop and commercial mixing equipment
Custom Injection-Molded Medical Equipment Display Housing
Precision bezel and rear housing components for OEM diagnostic and laboratory equipment
Compact Control Panel Electrical Housing – 331 Series
Injection-molded interface enclosure with panel openings and internal partitions
Two-Piece Injection-Molded Electrical Box Housing – 1199 Series
OEM enclosure shell with external mounting tabs and internal standoffs
Compact Injection-Molded Electrical Control Enclosure – 911 Series
Two-part control box housing with internal mounting and interface features
Compact Control Panel Electrical Housing – 331 Series
Injection-molded interface enclosure with panel openings and internal partitions
Custom Injection-Molded Electrical Enclosure Base – 1056 Series
Open-base plastic housing with internal mounting features for OEM electronics
Custom Transparent Blender Mixing Cup with Handle
Clear molded jar body for OEM countertop and commercial mixing equipment
Integrated Plastic Manufacturing
What We Can Do
Dongguan Hengmei Plastic Products Co., Ltd. provides integrated manufacturing support from early-stage product development and precision mold making to injection molding, secondary processing, surface finishing, assembly and export delivery. We help global customers turn product concepts into reliable, production-ready plastic components with stable quality, responsive engineering support and flexible order capacity.
6000+ m²
Modern Factory Area
29 Sets
Injection Molding Machines
60–450T
Flexible Molding Capacity
ISO 9001
Quality Management System
One-Stop Manufacturing Partner
From Idea To Mass Production
Reliable Plastic Components Built Around Your Product Requirements
Our engineering, mold, molding and post-processing teams work together throughout the project. This integrated approach reduces communication costs, improves production consistency and supports faster delivery from sample validation to stable mass production.
OEM & ODM Support
Rapid Sample Validation
Flexible Batch Production
Strict Quality Inspection
02
Mold Design & Manufacturing
Precision mold engineering, machining, trial molding, mold correction and maintenance to support long-term stable production.
03
Injection Molding
29 injection molding machines from 60 to 450 tons support prototypes, low-volume runs and efficient mass production.
04
Precision Secondary Processing
CNC machining, drilling, trimming, ultrasonic welding, hot melting and other processes improve dimensional fit and functionality.
05
Surface Finishing
Electroplating, painting, printing, texturing and decorative treatments improve appearance, durability and product value.
06
Quality Inspection
Incoming, in-process and final inspections cover dimensions, appearance, assembly fit and functional requirements.
07
Assembly & Packaging
Component assembly, functional checks, labeling and export packaging simplify sourcing and reduce final delivery workload.
08
Project Management
Clear communication, production scheduling, progress updates and delivery coordination keep every custom project under control.
Industries We Support
Our manufacturing capabilities cover plastic parts requiring reliable appearance, structural precision, secondary finishing and stable batch consistency.
Application 01
Automotive Interior Components
Application 02
Medical Device Components
Application 03
Electroplated Plastic Parts
Application 04
Plastic Housings & Internal Parts
FACTORY
Application Cases
Plastic Solutions for Multiple Industries
Hengmei supports customers across automotive, medical equipment, household appliances, consumer electronics and industrial products. From appearance parts and structural housings to transparent components, electroplated pieces and precision internal parts, each project is developed around product function, dimensional accuracy, surface quality and stable mass production.
Multi-Industry Experience
Plastic component development for diverse product markets.
Mold-to-Production Support
Engineering, mold trials and stable injection molding.
Secondary Finishing
Electroplating, painting, printing and assembly support.
Quality Control
Inspection from incoming material to final delivery.
Automotive
01
Automotive Interior Application
Interior Trim, Speaker Grilles and Structural Plastic Parts
Injection-molded automotive interior components require stable dimensions, consistent texture, reliable assembly fit and durable appearance. Hengmei supports the development and production of speaker grilles, trim panels, brackets and other interior plastic parts, with mold engineering, molding parameter control and post-processing coordinated within one project workflow.
Home Appliance
02
Housing & Control Panel
Household Appliance Enclosures
Customized outer shells, control panels, ventilation structures and internal support parts for household appliances, vacuum cleaners and compact equipment.
Medical Equipment
03
Medical Device Accessories
Precision Medical Plastic Parts
Medical equipment housings, handles, connectors and internal plastic components with attention to clean appearance, dimensional precision and reliable assembly performance.
Electronics
04
Electronics & Audio
Electronic Housings and Speaker Components
Plastic shells and functional parts for audio equipment, mobile accessories, computers, printers and other consumer electronic products.
Surface Finishing
05
Post-Process Electroplating
Electroplated Decorative Plastic Parts
Molded plastic components prepared for electroplating, painting and decorative finishing, helping products achieve a premium metallic appearance and stronger visual value.
Functional Parts
06
Transparent & Internal Parts
Clear Covers and Precision Internal Components
Transparent covers, containers, guide structures, internal brackets and complex molded parts for appliances and equipment requiring accurate fit and controlled appearance.
Integrated Project Execution
From Product Requirement to Stable Delivery
Engineering, mold manufacturing, injection molding, finishing, inspection and delivery are coordinated under one project management process to reduce communication costs and improve production consistency.
STEP 01
Requirement Analysis
Review drawings, samples, materials, appearance and functional requirements.
STEP 02
Mold Engineering
Optimize product structure, mold design and production feasibility.
STEP 03
Sample Validation
Trial molding, dimensional inspection, fit testing and process adjustment.
STEP 04
Mass Production
Stable molding, secondary processing, quality inspection and export delivery.
ABOUT US
Dongguan Hengmei Plastic Products Co., Ltd. is a professional manufacturer specializing in custom plastic injection molding and precision plastic components. We provide integrated services covering product development, mold design and manufacturing, injection molding, secondary processing, surface finishing, assembly, quality inspection and packaging. Our products are widely used in automotive interiors, medical equipment, household appliances, consumer electronics and industrial applications. With strong engineering support, flexible production capabilities and strict quality control, Hengmei is committed to delivering reliable OEM and ODM solutions that help global customers bring their product ideas into stable mass production.
Customization Process
From Concept to Mass Production
Hengmei provides integrated OEM and ODM support for custom plastic components. Our engineering, mold, injection molding, post-processing and quality teams work together through every stage, helping customers shorten development cycles, reduce communication costs and achieve stable production quality.
01
Project Communication
Requirement Analysis
We review product drawings, reference samples, application scenarios, target materials, appearance standards, order quantities and delivery requirements.
02
Engineering Support
Design & DFM Review
Our engineers evaluate product structure, wall thickness, draft angles, assembly relationships and molding feasibility before mold development begins.
03
Precision Tooling
Mold Manufacturing
Mold design, precision machining, fitting and assembly are completed according to the confirmed product structure and expected production requirements.
04
Sample Validation
Trial Molding & Testing
Initial samples are produced and checked for dimensions, appearance, assembly fit and functional performance. Mold and process adjustments follow the test results.
05
Stable Manufacturing
Mass Production
After sample approval, production is scheduled using suitable injection molding equipment, with process parameters controlled to maintain stable batch consistency.
06
Final Delivery
Finishing, Inspection & Shipment
Products can receive electroplating, painting, printing, assembly and packaging. Final inspection is completed before export delivery.
Integrated Manufacturing Support
One Team Managing the Entire Custom Project
From product development and mold manufacturing to injection molding, secondary processing, assembly and packaging, Hengmei coordinates each stage through one integrated workflow to support reliable OEM and ODM cooperation.
29 Sets
Injection Molding Machines
60–450T
Molding Capacity Range
Frequently Asked Questions
Everything You Need to Know About Working With Hengmei
Find answers about custom plastic injection molding, OEM and ODM services, quotations, samples, production schedules, international delivery and after-sales support.
01 What products do you manufacture?
Hengmei specializes in custom injection-molded plastic components,
including product housings, internal structural parts, transparent parts,
electroplated decorative pieces, automotive interior parts, medical equipment
accessories, household appliance components and electronic product parts.
02 What industries are your products used in?
Our products are widely used in automotive interiors, medical equipment,
household appliances, consumer electronics, audio equipment and industrial products.
03 Do you offer customization or OEM/ODM services?
Yes. We provide integrated OEM and ODM support based on drawings,
3D files, samples or product concepts, covering DFM review, mold development,
injection molding, finishing, assembly and packaging.
04 Can I customize the product packaging?
Yes. Neutral and customized packaging are available, including labels,
product identification, protective materials and export cartons.
05 How can I get a quotation?
Please provide 2D drawings, 3D files or samples, together with
material, surface finish, tolerance, estimated quantity and packaging requirements.
06 What markets do you serve?
We support customers in North America, Europe, Australia, Japan,
the Middle East and Southeast Asia.
07 Can I get samples first, and how long does sampling take?
Yes. After mold trials, sample preparation and inspection normally take
approximately 3-7 working days, depending on product complexity
and secondary processing.
08 What is the lead time for bulk orders?
Bulk production generally takes around 15-30 days after sample approval.
The final schedule depends on quantity, materials, finishing processes and production capacity.
09 What shipping methods and trade terms are available?
Products can be shipped by express, air or sea.
EXW, FOB, CIF and DDP terms can be discussed according to the order and destination.
10 Do you accept long-term partnerships?
Yes. We welcome long-term cooperation with brands, manufacturers,
project companies and distributors.
11 Where is your factory located, and can we visit?
Our factory is located in Dongguan, Guangdong, China.
Factory visits are welcome by appointment.
12 What payment methods do you accept?
Common payment methods include T/T, L/C, PayPal and agreed platform-based payment arrangements.
13 Can you issue an invoice?
Yes. We can provide proforma invoices and commercial invoices for order confirmation,
customs clearance and payment purposes.
14 Can you sign a Non-Disclosure Agreement (NDA)?
Yes. We respect customer intellectual property and can review and sign an NDA
before drawings, samples or development information are shared.
Contact Us
Start Your Next Custom Plastic Project With Hengmei
Contact our export team for custom injection molding, mold development, secondary processing, surface finishing and OEM or ODM cooperation. Share your drawings, samples and production requirements to receive professional project support.
Your Manufacturing Partner in China
Dongguan Hengmei Plastic Products Co., Ltd.
Hengmei is a professional manufacturer specializing in plastic mold development, injection molding, product development, CNC processing, secondary finishing, assembly and export delivery for global customers.
CB
Overseas Business Contact
Cai Biao · General Manager
WhatsApp / Mobile
+86 136 0499 1029
Telephone
+86 769 8736 9096
Export Inquiry Email
[email protected]
Fax
+86 769 8736 3836
Factory Address
No. 7, Dali Industrial Road, Dali, Qingxi Town, Dongguan, Guangdong, China
Google Maps Location
Hengmei Factory · Qingxi, Dongguan
Factory Location
Factory Address
No. 7, Dali Industrial Road, Dali, Qingxi Town, Dongguan, Guangdong, China
6000+ m² Factory
Integrated mold, molding and secondary processing capabilities.
29 Injection Machines
Flexible manufacturing capacity from 60 to 450 tons.
ISO 9001:2015
Quality management throughout development and production.
GET A FREE QUOTE
If you are searching for information about our products, please submit your inquiry by filling out the form below and our customer care team will make a reply.
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