Zhengzhou sano building materials co., LTD., founded in 2007 by a professional team with technical consulting background of international multinational companies, is a high-tech enterprise focusing on scientific research and development and technological innovation, mainly providing reliable sealing technology and concrete defect repair and protection technology for construction projects.

Company based on the international front, from the perspective of multi-disciplinary overlapping comprehensive problem solving, according to the present domestic frequent leakage phenomenon, puts forward the theory of redundancy seal, waterproof technology has developed the redundancy, redundant Yu Wai waterproof technology (reliability was 97%, and the current construction of waterproof leakage rate of 80%), waste comprehensive utilization technology (sustainability) technology, make the traditional technology up, fill the blank of the market and with high cost performance, a large number of construction problems, creatively solves the engineering has been praised by customers.

The team leaders of zhengzhou sano co., LTD all have international background, multi-specialty synthesis and strong competitive advantages in multi-dimensional innovation.The redundant sealing technology developed by the company has been published and issued by several academic books and standard press.

Chief editor of engineering redundant sealing technical regulations
• participated in compiling the code of waterproof engineering for external walls of precast concrete components
• managing editor of national building waterproof project norm manual
• deputy editor-in-chief of the national technical manual on waterproof plugging
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