WELLCO INDUSTRIAL - Precision Injection Molding & Custom Plastic Solutions

Company Profile

WELLCO was founded in 1998 and registered in Hong Kong. Our manufacturing facility, WELLCO PRECISION PLASTIC CO., LTD, is located in Chang’an, Dongguan — widely known as the "Town of Mould" in China. As a privately owned custom injection molding company, we combine technical expertise with a passion for excellence.

We specialize in tight tolerance, low tonnage mold manufacturing and precision plastic molding, serving clients across communication, home appliances, consumer electronics, automotive, and industrial sectors.

Enterprise Philosophy

Attitude is everything — no details make success.

Enterprise Values

Quality Committed, Efficiency Focused.

Enterprise Spirit

Struggle for progress, Strive for excellence.

Enterprise Style

Keep learning, and improving.

Our Core Services

From concept to production, WELLCO offers end-to-end manufacturing solutions with precision, speed, and reliability.

Precision Tooling & Molding

High-accuracy mold design and manufacturing for low to mid-volume production with tight tolerances and repeatable quality.

Two-Shot Tooling & Molding

Dual-material injection molding for complex parts with soft-touch finishes, color combinations, or multi-functional components.

Insert Molding

Overmolding plastic around metal or electronic inserts for durable, integrated components used in automotive and industrial applications.

CNC Machining

High-precision CNC milling and turning for molds, prototypes, and custom parts with tight tolerances and excellent surface finish.

Assembly Services

Full in-house assembly including ultrasonic welding, snap-fitting, labeling, and packaging for ready-to-ship products.

Quality Assurance

ISO-compliant inspection processes, SPC monitoring, and full traceability to ensure every part meets your specifications.

Our Product Applications

Serving diverse industries with custom plastic components engineered for performance, durability, and precision.

Communication Module Housing

Precision-molded ABS enclosure for telecom and networking equipment with EMI shielding and heat resistance.

Material: PC+ABS
Tolerance: ±0.05mm
Application: 5G, Routers, Base Stations

Home Appliance Control Panel

Two-shot molded panel with soft-touch buttons and integrated LED indicators for kitchen and laundry appliances.

Material: ABS + TPU
Process: Two-Shot Molding
Application: Ovens, Washers, Dishwashers

Consumer Electronics Enclosure

Slim, high-gloss polycarbonate housing for portable devices with scratch-resistant finish and precise fit.

Material: PC
Finish: High Gloss / Texture
Application: Audio Devices, Wearables

Automotive Sensor Housing

Heat and chemical-resistant nylon housing for engine and transmission sensors with IP67 sealing.

Material: Nylon 66
Temp Range: -40°C to 150°C
Application: Engine Control, Safety Systems

Industrial Equipment Cover

Durable PP cover with UV stabilization for outdoor industrial machinery and control cabinets.

Material: PP + UV Additive
Feature: Impact Resistant
Application: Pumps, Generators, HVAC

Precision Mold Core

CNC-machined mold insert with mirror finish and tight tolerances for high-volume plastic parts.

Material: P20 Steel
Tolerance: ±0.005mm
Process: CNC Milling + Polishing

Electronic Connector Housing

Miniature AS-based housing for high-density PCB connectors with flame retardant properties.

Material: AS (Acrylonitrile Styrene)
Standard: UL94 V-0
Application: Power Supplies, Boards

Sealed Silicone Gasket

Insert-molded silicone seal for waterproof enclosures in automotive and outdoor electronics.

Material: Silicone + ABS Insert
IP Rating: IP68
Process: Insert Molding

Industries We Serve

Our expertise spans multiple sectors, delivering reliable, high-performance plastic components tailored to each industry’s demands.

Communication

Housings, connectors, and structural parts for telecom, networking, and wireless devices.

Home Appliance

Control panels, knobs, internal components, and safety covers for kitchen and laundry appliances.

Consumer Electronics

Enclosures, buttons, and structural components for audio, wearables, and portable devices.

Automotive

Sensor housings, interior trim, connectors, and under-hood components with high reliability.

Industrial

Durable covers, housings, and structural parts for machinery, control systems, and automation.

Electronics

Precision-molded parts for PCBs, power supplies, sensors, and consumer electronic devices.

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Precision Injection Molding & Custom Plastic Solutions