Sika is the pioneer of waterproofing mortars in the construction and industrial sectors, including the Gotthard Tunnel, the world's longest railway tunnel, with 200 production sites and marketing agencies and 18,000 employees in more than 100 countries, with sales of CHF 6.25 billion in 2017.
 
Sika pays attention to environmental protection, has passed various green environmental protection certifications, and the series of products sold in China have obtained China environmental labeling product certification, and entered the government procurement list of environmental labeling products, and have been listed as "well-known brand products in China's building waterproof material industry" and "green environmental protection, energy-saving and water-saving building materials products". In addition, Sika has cooperated with Evergrande, China Resources Land, Wanda, Hutchison Whampoa and other well-known real estate developers, which have been widely recognized by the industry and beyond.
 
Sika's sealing, bonding, silencing, structural reinforcement and protection materials have obvious advantages, sales volume, quality are in the forefront of the global market, China's business is more focused on the industrial field, the advantages of household waterproof coatings are not very obvious, the waterproof coatings are strong rigid polymer cement waterproof slurry, the product implementation standard is JC/T2090-2011 "polymer cement waterproof slurry", strictly not waterproof coatings.
 
This kind of product is suitable for the anti-seepage requirements of the façade of the exterior wall or indoor bathroom, especially the wall surface with tiles, which can be tightly bonded with the base surface, in addition to waterproof and anti-penetration, it can also effectively inhibit the growth of mold and salt erosion, and is non-toxic, harmless and environmentally friendly, but the elasticity and flexibility of such products are not as good as polyurethane and acrylic coatings, and the adaptability to the roof or complex geological houses that may have settlement is not good.
 
"Sika 107 Classic Waterproof Mortar" contains A and B components, which are mixed when used, the surface dry is less than 4 hours, and the dry is less than 8 hours, and generally dries relatively quickly, and the price is about 300 yuan/15kg. "Sika 107 Simple Coating Incremental Waterproof Mortar" has an extra bag of 2kg primer liquid, which can increase the coating amount by 30%, of course, the price is also a little more expensive, about 400 yuan / barrel, and the performance is basically the same as the classic model.