Aipu Environmental Protection Technology Co., Ltd is located in the Yangtze River Delt, the the largest economic center in China-- Shanghai, which owes very convenient transportation to all over the world. Our company established in 2000, and has been engaged in research and development of ventilation products. We successfully developed large-calibre 980 type non-power stainless steel fan, integrating with the producing of turbine exhaust ventilators and the constant exploration of aerodynamics theory, which is widely favored by large and medium enterprises both home and abroad, and also made Aipu series non power fan, ventilations the well-known brand in the same industry.