Waterproofing and Leak Repair Main Business Scope:
1. Undertake comprehensive waterproofing projects for various buildings (rooftops, skyscrapers, factories, basements, garages, swimming pools, bathrooms, apartments, etc.).
2. Sealing and waterproofing of cracks, expansion joints, construction joints, and structural joints in underground concrete works.
3. Waterproofing and leak repair services for new and old buildings, including floor cracks, expansion joints, settlement joints, parapet walls, bathroom, factory workshops, and waterproof maintenance projects; thermal insulation leak repair projects.
4. High-rise exterior wall waterproofing and leak repair, aluminum alloy frame waterproofing, exterior wall installation, and cleaning projects.
5. Grouting for reservoir dam bodies in water conservancy and hydropower projects, crack sealing and waterproofing in water conveyance tunnels, dam concrete cracks, tunnels, bridges, and other waterproofing and reinforcement projects; waterproof maintenance projects.
6. Grouting and waterproofing projects for basements, underground garages, swimming pools, and underground passages.

I. Service Items:
1. Civil building waterproofing: bathroom, kitchen, balcony waterproofing and leak repair, floor tile leakage, wall leakage, roof leakage, basement, new and old roofs (including steel sheet roof), water pipe leakage detection; features include micro-invasive waterproofing without tile removal when dealing with tile floors.
2. Commercial building waterproofing: villa waterproofing and leak repair, hotel indoor and outdoor waterproofing and leak repair, office buildings, schools, factory workshops, moisture-proofing, interior and exterior wall waterproofing and anticorrosion, pool leak prevention, and various waterproofing projects for building structures.
3. Crack treatment for various types of buildings; maintenance services for construction joints, connection joints, expansion joints, floor cracks, ceiling cracks, water stop bands, settlement joints, etc.
4. Crack sealing and waterproofing services for buildings and underground concrete structures, including cracks in roof concrete slabs, expansion joints, construction joints, and structural joints; various waterproofing for new and old roofs, exterior walls, bathrooms, kitchens, basements, underground garages, swimming pools, water tanks, factory workshops, water-blocking projects, wall pipe waterproofing, corner waterproofing, leakage and seepage.