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 Quality Management
CE Certification
ISO 14001 Environmental
ASTM Standards Compliance
Need Waterproofing Materials for Your Project?
Send us your product type, specification, quantity and destination port. We will provide quotation, TDS and export packaging details.