With reliable quality process, good reputation and perfect customer service, the series of products produced by our company are exported to many countries and regions for Staged Environment Control, Sliding Panel System For Swine House , Attic Inlet , Servo Reducer ,Pig House Curtain . Welcome all nice buyers communicate details of solutions and ideas with us!! The product will supply to all over the world, such as Europe, America, Australia,Portugal , Puerto Rico ,Kuwait , Puerto Rico .Our monthly output is more than 5000pcs. We have set up a strict quality control system. Please feel free to contact us for further information. We hope that we can establish long-term business relationships with you and carry out business on a mutually beneficial basis. We are and will be always trying our best to serve you.