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Advanced Polymer Waterproofing Solutions

Wenzhou Xiwo New Materials Co., Ltd – A leading supplier of non-bitumen-based polymer waterproofing membrane systems. Engineered for durability, adaptability, and long-term performance in demanding environments.

HDPE Waterproof Membrane Installation

About Xiwo New Materials

Innovation in Polymer Waterproofing Technology

Xiwo Workshop

Specialized in Polymer Waterproof Materials

Wenzhou Xiwo New Materials Co., Ltd. is a company specialized in researching and producing polymer waterproof materials. Through continuous exploration, technological accumulation, and a deep understanding of the industry, the company has shown a rapid development trend.

Our products have been recognized by leading waterproofing enterprises such as Oriental Yuhong and are widely used in subway systems, underground pipelines, and large-scale infrastructure projects across China and beyond.

  • ISO9001, ISO14001, ISO45001 Certified
  • 185+ Projects Completed
  • 30+ Countries Served
  • Customized Solutions Available

Our Products

High-Performance Waterproofing Systems for Every Application

HDPE TPO PVC Below Ground Waterproofing Membrane

HDPE TPO PVC Below Ground Waterproofing Membrane

Ideal for basements, tunnels, and underground structures. Offers excellent puncture resistance and long-term durability.

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Roofing Waterproofing Membrane

Roofing Waterproofing Membrane

Designed for flat and sloped roofs. Resistant to UV radiation, thermal cycling, and foot traffic.

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Waterproof Sealants Rubber and Glue

Waterproof Sealants, Rubber & Glue

High-adhesion sealants for joints, expansion gaps, and connections. Ensures watertight integrity.

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Polymer Waterproofing Tapes

Polymer Waterproofing Tapes

Self-adhesive tapes for sealing overlaps and seams. Compatible with HDPE, TPO, and PVC membranes.

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Butyl Waterproofing Tapes

Butyl Waterproofing Tapes

Excellent aging and ozone resistance. Performs in extreme temperatures from -40°C to 120°C.

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High-Polymer Self-Adhesive Membrane

High-Polymer Self-Adhesive Membrane

Advanced HDPE and TPO membranes with self-adhesive backing for fast, reliable installation.

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Underground Pipeline Waterproofing

Underground Pipeline Waterproofing

Specialized solutions for comprehensive pipeline systems, including subway and utility tunnels.

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Custom Waterproofing Solutions

Custom Waterproofing Solutions

Tailored membrane systems designed to meet specific project requirements and environmental conditions.

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Our Advantages

Why Choose Xiwo for Your Waterproofing Needs?

High Performance

Continuous exposure for more than 45 days without degradation of performance.

Dust Proof & Durable

Resistant to foot traffic and allows normal post-construction procedures without damage.

Standardized Installation

Reliable overlap and fixation with standardized construction processes.

Corrosion Resistance

Capable of withstanding harsh chemical and environmental conditions.

Environmental Adaptability

Customizable for special environments including extreme temperatures and UV exposure.

Customized Services

Tailored solutions to meet diverse customer requirements and project specifications.

Proven Track Record

Trusted in Major Infrastructure Projects

185+
Projects Completed
100+
Cooperative Enterprises
30+
Countries Served

Key Projects

  • • Qingdao Subway System
  • • Jinan Subway Project
  • • Changzhou Subway Waterproofing
  • • Wuxi Subway Infrastructure
  • • Fuzhou Subway Network
  • • Anshun Underground Comprehensive Pipeline

Latest News

Industry Insights and Company Updates

Exhibition

Xiwo at 2020 China Waterproof Exhibition

Showcased new products and technologies at the Beijing National Convention Center.

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Tape Application

Application of Common Waterproof Tapes

Overview of 10 common industrial tapes and their specific applications.

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Butyl Rubber

Characteristics of Butyl Rubber Waterproof Rolls

Outstanding aging and ozone resistance, performs from -40°C to 120°C.

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Get in Touch

Contact us for product inquiries, technical support, or partnership opportunities.

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