Modified bitumen membranes
Elastomeric modified bitumen and related systems.
- Roof & below-grade
- Product evidence by variant
China Waterproofing Materials Supplier
Factory-direct waterproof coatings, waterproofing membranes, waterproofing tapes, and more—with OEM packaging, technical data support, and fast quotations.
2000Waterproofing since
4Production bases
85,000 m²Largest base
8Production lines
Material range
View all products →Find materials by category
Self-adhesive membranes
Polymer-modified self-adhesive membrane options.
- Self-adhesive construction
- Configuration on request
PE/PP composite membranes
Polyethylene and polypropylene composite sheet materials.
- FS2 certificate scope
- Project-specific TDS
Waterproof coatings
Liquid-applied materials across multiple formulations.
- Multiple coating systems
- Technical data by product
Root-resistant membranes
Roofing membranes for planted roof systems.
- Planted roof use
- Certified variants only
More waterproofing products
Tell us the product type and project requirements.
- Wholesale enquiries
- Document matching
Applications
View all solutions →Start with the building area
Roofs & terraces
For concrete roofs, details and renovation projects.
View solution →Basements & foundations
Discuss below-grade water exposure and construction sequence.
View solution →Bathrooms & wet areas
Coordinate surfaces, corners, drains and finishes.
View solution →Exterior walls
Review facade conditions, joints and renovation needs.
View solution →Manufacturer & supplier
A supplier you can examine
Langkun's company profile traces its waterproofing business to 2000 and records four production bases. The largest covers 85,000 m². The business combines material research, manufacturing, sales and construction services.
Own production networkMembranes & coatingsCompany credentialsProduct-level evidence
Credentials & documentation
View document index →Evidence organized for buyers
ISO 9001Quality management systemCompany-level certificate
ISO 14001Environmental management systemCompany-level certificate
ISO 45001Occupational health & safetyCompany-level certificate
Featured ranges
Full catalog →Explore the next product conversation
Modified bitumen
Review variants, intended use and relevant certificate scope.
Explore →PE/PP composite
Discuss the exact FS2 configuration and supporting data.
Explore →Waterproof coatings
Match the coating system to the substrate and project.
Explore →Project sourcing
Send product scope, volume and destination for a quote.
Ask Langkun →Project buyer support
From material choice to enquiry
Share your application and destination market. We will identify the matching product family and the documentation needed for evaluation.
Review an application route
Start with roof, basement, wet area or exterior wall conditions.
View solutions →Request relevant evidence
Company credentials and product certificates are identified separately.
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Quick project enquiry
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