Shanghai Aipu Environmental Protection Technology Co., Ltd is located in Shanghai, the largest economic center in China, which owes very convenient transportation to all over the world.. Our company was established in 2006, and are specialized in producing ventilation equipment. We successfully developed large calibre non power stainless fan 980 type, which is widely favored by large and medium enterprises both home and abroad, and also made Aipu series non power fan, ventilation the well-known ...