Tianyuan Waterproof logo

About us

B2B waterproofing materials supplier

Weifang Tianyuan is a leading manufacturer of premium bitumen membranes and high-polymer waterproofing materials, dedicated to providing durable solutions for global construction infrastructure.

Factory Supply

Direct-from-factory wholesale pricing with a production capacity of over 10 million square meters annually.

Quality Control

Rigorous testing protocols and ISO-certified manufacturing ensure consistent material performance and durability.

OEM / ODM

Customized private label options, specialized roll sizes, and technical packaging tailored to international markets.

Our Certifications

We maintain the highest standards of quality and safety in our manufacturing process, ensuring our waterproofing materials meet international requirements.

ISO 9001

ISO 9001 Quality Management

CE Mark

CE Certification

ISO 14001

ISO 14001 Environmental

ASTM

ASTM Standards Compliance

Need Waterproofing Materials for Your Project?

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