We depend on sturdy technical force and continually create sophisticated technologies to meet the demand of Tunnel Ventilation Doors, Motorized Roll Up Curtain , Ag Ventilation Fans , Roll Over Curtain For Poultry ,Drive Solutions For Poultry Drinking Line . If you are interested in any of our products, please feel free to contact us for more details. We hope to cooperate with more friends from all over the world. The product will supply to all over the world, such as Europe, America, Australia,Qatar , Russia ,Bahrain , Angola .Our company now has many department, and there have more than 20 employees in our company. We set up sales shop, show room, and product warehouse. In the meantime, we registered our own brand. We've got tightened inspection for quality of product.