Est. 2009 · Dongguan, China About HuaLin

Silicone Manufacturing
Precision. Scale.
Partnership.

HuaLin is a B2B-only silicone OEM/ODM manufacturer with 15 years of experience serving international brands, wholesalers, and importers across North America, Europe, and beyond.

FDA LFGB RoHS REACH CE UL ISO 9001
15+
Years OEM/ODM
Experience
49
Production Lines
Solid + Liquid
±0.1
mm Dimensional
Tolerance
$10M+
Annual Procurement
Volume
Who We Are

Your End-to-End
Silicone Partner
Since 2009.

Founded in Dongguan, Guangdong -- the heart of China's manufacturing belt -- HuaLin has spent over 15 years mastering the art and science of silicone fabrication. We are a factory-direct, B2B-only manufacturer. We don't do retail. We do precision, volume, and long-term partnership.

Our team of engineers, mould specialists, and QC professionals works alongside global brands from the earliest concept stage through certified mass production -- ensuring every product that leaves our facility is exactly what was agreed upon.

100% food-grade silicone -- BPA-free, non-toxic, odour-free, safe for food and skin contact

Full in-house capability -- design, mould development, solid & liquid moulding, post-processing, packaging

Global compliance -- CE, FDA, LFGB, UL, RoHS, REACH certified for all major international markets

HuaLin silicone manufacturing facility in Dongguan, China
Production Capabilities

Factory-Grade Scale.
Precision Craft.

With 49 dedicated production lines -- 32 solid moulding and 17 liquid injection -- and every line staffed by QC personnel with 5+ years of experience, HuaLin delivers consistent quality at any volume.

Solid Silicone Moulding

32 solid moulding machines producing high-precision components with consistent wall thickness, sharp edges, and complex geometries.

Liquid Silicone Injection

17 LSR injection machines for ultra-precise, thin-walled, and medically compliant parts requiring superior clarity and softness.

Multi-Material Overmoulding

Silicone + plastic, silicone + metal, 2K/3K overmoulding. Complex assemblies manufactured as a single integrated component.

Mould Development

In-house mould design and fabrication. Prototype tooling to production-grade multi-cavity moulds, with ±0.1mm dimensional tolerance.

Post-Processing & Finishing

Die-cutting, adhesive backing, epoxy coating, spray painting, silk screen, pad printing, UV surface treatment -- all in-house.

Full Packaging & Logistics

Custom packaging design, private label branding, carton labelling, and export documentation. Ready-to-sell on arrival.

OEM/ODM Process -- From Concept to Delivery

01

Concept & Design

02

Mould Development

03

Sample Confirmation

04

Mass Production

05

QC & Testing

06

Packaging & Delivery

Quality Assurance

Quality Tested.
Every Batch.

All raw materials pass RoHS & REACH environmental screening before entering our production floor. Every batch undergoes a comprehensive battery of performance tests to ensure consistency across all environments and use cases.

Our ISO 9001-compliant workflows and SOP-driven inspection protocols mean that every product leaving HuaLin has been verified against the exact specifications agreed with our clients.

Material toughness improved by 45% -- long-lasting elasticity under repeated use and varied conditions

Tensile Strength Testing
Thermal Cycling Tests
Aging Resistance Verification
Tear Resistance Testing
Impact & Drop Testing
Dimension ±0.1mm Check
Appearance Inspection
Adhesion & Bonding Test
ISO 9001 FDA LFGB RoHS REACH CE UL
HuaLin quality control and testing laboratory

100% Outgoing Quality Control

Every product inspected before shipment

What We Manufacture

Silicone Products Across
Every Industry.

From precision electronic components to certified medical devices and consumer wearables, HuaLin manufactures the full spectrum of silicone products for international OEM and ODM clients.

Silicone electronics components -- speaker covers, earphone sleeves, seal rings

Electronics & Audio

Speaker side covers, Bluetooth button pads, seal rings, earphone sleeves, earphone accessories, protective cases, insulation conduits.

Speaker Parts Earphone Sleeves Seal Rings
Medical grade silicone products -- breast pumps, respiratory masks, catheters

Medical & Health

Medical-grade respiratory masks, nasal cushions, drainage tubes, catheters, breast pumps, hemostatic pads, connector seals.

Breast Pumps Respirator Masks Catheters
Consumer silicone products -- watch bands, phone cases, beauty devices

Consumer & Wearables

Silicone watch bands, phone cases, internal phone components, beauty devices, photon masks, lifting masks.

Watch Bands Phone Cases Beauty Devices
Industrial silicone components -- expansion joints, automotive mats, grips

Industrial & Automotive

Industrial anti-collision strips, shaft sleeves, expansion joints, insulation pads, grips, automotive floor mats and components.

Expansion Joints Auto Mats Grips
Multi-material silicone composites -- overmoulding with metal and plastic

Multi-Material Composites

Silicone + plastic, silicone + metal, and multi-material overmoulding. Complex geometries with high precision for demanding applications.

Silicone + Metal Overmoulding 2K / 3K Parts

Custom Product Development

Have a concept that doesn't fit a standard category? Our engineering team handles everything from feasibility analysis to first article inspection.

Concept → Design Prototyping Certification
Why Choose HuaLin

The Partner That Delivers
Every Time.

We're not a trading company. We're not a broker. HuaLin is a direct factory with full control over every step of your product's journey -- from raw material to finished goods.

01

Factory-Level Reliability

32 solid + 17 liquid moulding machines. Every line staffed with 5+ year QC veterans. ISO 9001 workflows, SOP-driven inspection, 100% outgoing quality control.

02

True OEM/ODM Partnership

Concept → Industrial Design → Mould Development → Sample Confirmation → Mass Production → Full Packaging. One partner, zero gaps.

03

Flexible & Scalable

Wholesale bulk orders, private-label brand customisation, long-term development projects. We adapt to your business model, not the other way around.

Certified Compliant

All products meet CE, FDA, LFGB, RoHS, REACH, UL standards for global market entry.

48-Hour Quotation

Submit your specs today -- receive a detailed engineering feasibility report and quote within 48 hours.

Dedicated Account Team

A single point of contact for design, production, QC, and logistics -- no miscommunication.

Direct Factory Access

Factory audits, on-site visits, and third-party inspections always welcome. Full transparency.

Who We Serve

Built for Global
B2B Partners.

HuaLin is a B2B-only manufacturer. We don't sell retail. Our clients are businesses that require precision manufacturing, reliable supply chains, and a factory partner they can trust to represent their brand.

  • International Brands

    Brands seeking new product lines or looking to expand their silicone product portfolio with certified manufacturing.

  • Wholesalers & Distributors

    Businesses requiring stable, high-volume supply with consistent quality across every batch.

  • E-Commerce Sellers

    Online retailers needing custom, differentiated products with private-label branding and competitive pricing.

  • Supply Chain Providers

    Companies providing complete solutions to major brands, requiring a reliable silicone manufacturing partner.

  • Importers & Compliance-Focused Buyers

    Importers who require products pre-certified to FDA, CE, LFGB, RoHS, and REACH standards.

  • Private Label Builders

    Entrepreneurs and companies building their own branded product lines from concept to market.

Ready to Start Your
Custom Project?

Whether you have a finished design or just a concept, our engineering team is ready to evaluate feasibility, suggest materials, and provide a detailed quote -- usually within 48 hours.

Our Location

HuaLin Silicone Co.
No. 50 Jinyuan New Road,
Shilongkeng Village, Liabu Town,
Dongguan, Guangdong, China

Markets Served

North America Europe Australia Global Brands Distributors

HuaLin Silicone · B2B Only · No Retail Orders · OEM / ODM Manufacturer Since 2009