Shandong Lufeng Thermostat Equipment Co., Ltd (Brand: Lufeng) is a specialized manufacturer of exhaust/ ventilation fans, such as standard exhaust fans, hammer fans, push/pull fans, butterfly cone fans, circulation fans, and cooling pads in Qingzhou City Shandong Province since 2010 with annual capacity 300,000 sets of each fans and 400,000 cube meters cooling pads. Our products can be used for poultry and livestock farm, greenhouse, crop farming, workshop etc. Our factory adopts state-of-the-art CNC shearing machine, CNC punch press, CNC bending machine etc. to keep reliable quality, save cost and improve efficiency. Our patented LUFENG products are easy to assemble, install and maintain, and workforce-saving, and enjoying good quality feedbacks from our customers in China. Now we are dedicated to develop market outside China. Any need, welcome here, we would be very happy to serve your business with our best products and services and offer you our best prices. - See more at: http://www.lufeng-china.com/singlepage-show.php?contentid=27#sthash.tp1HUGjd.dpuf