Shanghai Hainer Roofing System Co., Ltd is the first local professional packaged roof solution supplier, which is known as Roof System/Roofer in Europe and the U. S.. We specialize in the design and installation of roof waterproofing, heat insulation, green roof system and other accessories.

National standard establisher: Hainer is the premier roofing system enterprise registered in China and has participated in the establishment of most national industry standards such as "National Standard Atlas of Lightweight Steel Roof Design08J925-3", "National Standard Atlas of Concrete Roof Design2009.35T. CX"(to be published), "National Standard Atlas of Reinforced PVC Waterproofing Membrane"(to be published), "National Standard Atlas of Reinforced TPO Waterproofing Membrane"(to be published).

Less weight and better waterproofing performance: Hainer Roofing System is an integrated roofing system composed of modified PVC waterproofing membrane (or imported EVALON), heat insulation board, vapor barrier layer as well as attached fittings. This system can be widely applied to various substrates like steel deck, concrete deck, wood deck, etc. It has superior waterproofing performance, great heat insulation ability, less weight (5kg/m2) and lower cost. It is also quick to install (1000m2/day), easy for maintenance (hot-air welding), environment-friendly and available in a range of colours. Hainer roofing system has successfully solved the problems of water leakage, water condensation due to the temperature difference, rain noises and the difficulties of curved surface, which had puzzled the steel roofer for a long time. It represents the worldwide roofing system development trends.

Advanced PVC and TPO production line: Shanghai Hainer Roofing System Co., Ltd was set up in 1998 and has two production bases in Shanghai and Jiangsu. With the advanced German production line, we can provide an annual output of 10 million square meters of polymer modified PVC and TPO waterproofing membrane. From homogeneous, self-adhesive, and reinforced PVC/TPO waterproofing membrane to root resistance and metal colour roof decoration waterproofing membrane, the index of all the Hainer products has far exceeded the national standard.

Reliable German quality: Hainer inherits nearly half a century's professional experiences from the famous roofing system enterprise Alwitra, and also provides Alwitra's EVALON series products. EVALON waterproofing membrane has all the superiorities of PVC-based membrane and overcomes the defect-incompatible with asphalt, EPS and XPS insulation board, thus it has a more than 40 years' long service life.

A total solution of manufacture, roof design and installation: Besides waterproofing membranes and other roof fittings, Hainer also offers a packaged service of roof design and installation. All the workers have accepted the training from German technical specialists to ensure meticulous construction and reliable quality. We guarantee a free maintenance period of 5-10 years for both new build and roof refurbishment projects. Today, Hainer roofing system are becoming more and more popular with both foreign (German, U. S., Canadian, Thailand, Japanese, etc) and domestic clients.

Various roofing systems: We offer lightweight steel or concrete roof of public Architectures, workshop roofs, roof gardens (roof greening), roof-top tennis courts, roof-top swimming pools, roof parking areas, civil architecture roofs and solar power-generating roofs, etc.