Wind Construction Building Materils(Tianjin)Co.,Ltd is a professional manufacturer of windows and doors since 2001 year. We have full set of Italian professional production equipment, Italian technology and software system.WIND  is engaged in research, development, production, sale and service of windows and doors in solid wood, aluminum clad wood, and copper clad wood .Through around 20years of hard work and continuous innovation, we have succeeded in researching and producing passive windows, fire resistant windows, curtain wall and sunroom. WIND has obtained ISO9001, CCC, CE certificates and many  patents. Selling well all over around China, our products are exporting to global market at high quality,For example Japan, Korea, Malaysia, Singapore,Russia, Canada , USA , New Zealand , Africa and Israel. Dedicated to strict quality control and thoughtful customer service, WIND has experienced staff members and can be always available to serve your projects, meet your requirements and ensure full customer satisfaction.