About SIHE
SIHE resins from China, with local support in Vietnam.
Sihe International Composite Materials Co., Ltd. supplies SIHE resin families and complementary materials to composite manufacturers in Vietnam and Southeast Asia, with support for material selection.
Manufacturing & local support
SIHE resin manufacturing in China. A direct team in Vietnam.
Our resin factory in Qingyuan, Guangdong, China manufactures SIHE resins. Our factory-direct company and team in Vietnam help you discuss materials, applications and purchasing requirements.
- SIHE-manufactured resins
- Select from our resin families with support for the grade and production process.
- Complementary materials
- SIHE also supplies complementary materials. Each product identifies its brand and manufacturing or supply role.
- Application & purchasing support
- Talk with our Vietnam team about selection, current technical documents and sample requests.


Production & warehousing in Guangdong
The production and warehousing base at SIHE’s Guangdong headquarters covers a land area of 30,000 m². The production base has a daily production capacity of over 80 tonnes.
Vietnam stock & customer service
SIHE’s team in Vietnam comes from China and has extensive experience serving the composites industry.
SIHE’s warehouse in Vietnam maintains over 200 tonnes of stock on an ongoing basis.
The Vietnam team provides 24-hour online customer service to help customers discuss product requirements and order-related matters.
Working with SIHE
A clear route from application to material selection.
Tell us what you make
Share the application, production process and expected quantity, or the product you already have in mind.
Review the material together
Our team helps identify a suitable family or grade and confirm the relevant technical documents and sample conditions.
Confirm your purchase
Before you order, we confirm the product, packaging, quantity, shipment origin and delivery timing for your request.
Contact SIHE
