SIU TUNG
Solid Glass Beads

Engineered for toughness. Designed for precision. Our Solid Glass Beads provide uniform hardness, excellent durability, and reliable performance for demanding industrial applications.

SIU TUNG
Hollow Glass Beads

A High-Tech Enterprise Specializing in Glass Bead Manufacturing and Innovative Applications

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SIU TUNG – Precision Glass Microspheres & Customized Solutions

ISO-Certified Manufacturer of High-Performance Glass Beads for Global Industries.

As a leading high-tech enterprise since 2001, SIU TUNG specializes in the R&D and precision manufacturing of glass microspheres. We utilize advanced production facilities and a rigorous quality management system to deliver consistent, high-performance products. Whether you need standard specifications or specialized custom solutions, SIU TUNG provides reliable material support for your industrial applications.

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SIU TUNG – Precision Glass Bead Manufacturing Since 2001

Founded in 2001, Guangdong SIU TUNG Glass & Plastic Technology Co., Ltd. is a high-tech enterprise dedicated to the research, development, and production of advanced glass microspheres. We have evolved from basic manufacturing into a technological leader in the industry. By combining continuous innovation with rigorous quality control, SIU TUNG provides precision-engineered solutions that meet the complex demands of modern industrial applications.

Our Products

Solid Glass Beads

Grinding Beads

Precision Polishing

Solid Glass Beads

High Refractive Index Microspheres

Road Marking, Reflective Coatings

Solid Glass Beads

High-Precision Electronic Beads

Sensors & Spacing Control

Solid Glass Beads

Sandblasting Glass Beads

Metal Cleaning, Mold Treatment

Hollow Glass Microspheres

Hollow Glass Microspheres

Lightweight Filler; Weight Reduction Material; Thermal Insulation Beads; Heat Preservation Additives

Solid Glass Beads

Glass Beads for Road Marking

Night-time reflection (improving road safety)

Solid Glass Beads

Craft Glass Beads

Clean, free of impurities, and brilliantly colored

Solid Glass Beads

Grinding Beads SD-I 2.5-3.0MM

Low abrasion; Grinding scattered; Long service life; Stability is good

Applications Of Our Products

Main Application Fields: 

Our products are widely used in aerospace, electronics and communications, construction, traffic safety, industrial coatings, reflective materials, metal surface treatment, and medical equipment industries.

ABOUT US

Leading Innovator in Glass Bead Manufacturing Since 2001

Guangdong SIU TUNG Glass & Plastic Technology Co., Ltd. is a high-tech enterprise specializing in the production, development, and sales of glass beads. Founded in 2001, SIU TUNG has emerged as a leader among many rising glass microsphere manufacturers. From its early use of simple production processes to mastering complex manufacturing techniques today, the company has steadily advanced in both technological innovation and practical application.

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PRODUCTION STRENGTH

Scalable Capacity, Reliable Delivery

With four advanced production lines and a stable annual capacity of 15,000 tons, SIU TUNG is fully equipped to meet large-scale global demand. We guarantee consistent supply and on-time delivery, providing a solid foundation for your long-term production planning and supply chain stability

Location overview
2001

Company establishment

88 +

Models

357

Innovation and Indurstry Academia-Research Support Units from 357 Universities

5000 SQM

Large scale

WHY CHOOSE SIU TUNG

Unmatched Manufacturing Capabilities & Customization

Direct Factory Source & Cost Efficiency With 21 years of experience as a direct manufacturer,we eliminate middleman markups. Benefit from stable pricing and volume discounts for large orders, ensuring maximum cost efficiency for your supply chain.

Deep Customization & Tailored Solutions We go beyond standard specs. SIU TUNG offers full customization of particle size, density, strength, color, and refractive index. Our R&D team works closely with you to deliver tailor-made glass bead solutions that meet your exact technical requirements.

Rigorous Quality Control & Reliability Adhering to ISO standards, we ensure a sphericity rate of ≥95% and zero impurities. Our advanced testing equipment and strict quality screening guarantee consistent, high-performance products for every shipment.

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Trusted Strategic Partner of Global Fortune 500 Companies

With superior product quality and a reliable supply system, SIU TUNG has become a trusted long-term partner of several Fortune 500 companies. We strictly adhere to international quality standards, ensuring consistency and reliability at every stage—from R&D to production and delivery—continuously creating value for global clients.

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Certification

ISO9001-2024
ISO9001-2021
Identification and Classification Report for Transport(air freight)
Identification and Classification Report for Transport(Sea freight)
Paint Industry TDS-GB320
Paint Industry TDS-GB300-350
Paint Industry TDS-GB280
Paint Industry TDS-GB250-300
Paint Industry TDS-GB220
Paint Industry TDS-GB180
Paint Industry TDS-GB150
Paint Industry TDS-GB100
Paint Industry TDS-GB80
Paint Industry TDS-GB5#120
Plastics Industry TDS-GB325
Solid Microbeads TDS-GB16-320
Sandblasting Industry TDS-GB16-320
Abrasives Industry TDS-GB0.2-5
More Certification

What Our Customers Say

View our reputation among our customers

Global SurfaceTech Ltd.

Global SurfaceTech Ltd.

SIU TUNG’s glass beads perform exceptionally well in our blasting systems. Their wear resistance and flowability have significantly improved our surface treatment efficiency.

I Would Inquire
AeroClean Components Inc.

AeroClean Components Inc.

As an aerospace component manufacturer, we demand the highest precision. SIU TUNG’s customized microspheres meet our strict standards for size control and surface purity.

I Would Inquire
Nihon Polishing Co., Ltd.

Nihon Polishing Co., Ltd.

We’ve been using SIU TUNG’s sandblasting glass beads for years. The consistency is excellent, and the results are uniform in metal polishing and deburring, reducing our processing time.

I Would Inquire
EuroMold Technologies GmbH

EuroMold Technologies GmbH

SIU TUNG not only provides outstanding product quality but also excellent technical support. Their customized solutions perfectly meet our mold surface treatment needs.

I Would Inquire

What Our Customers Say

View our reputation among our customers

Global SurfaceTech Ltd.

Global SurfaceTech Ltd.

SIU TUNG’s glass beads perform exceptionally well in our blasting systems. Their wear resistance and flowability have significantly improved our surface treatment efficiency.

Get In Touch

Let us know your requirement. We will connect best products with you.

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