Welcome to Shenyang Side Ai Door Industry Co., Ltd. We have been manufacturing customized vertical lifting fabric doors. We are experts in solutions for high-speed and extreme hangar doors. We provide standard and customized solutions for vertically lifting fabric doors worldwide. As Aristotle said, if you need high-speed industrial solutions or hangar door systems, please check that our high-quality product quality is not an act, but a habit. This is our philosophy. We invite you to join the high-speed gate world of shipyards.