Anpst Co.,ltd is a researching, developing and selling highly developed satellite receiving antenna for Boat and Vechlie.You can travel and access television program anytime,anywhere as like at home. Since 2003, we gain 6 patents of Rotary joint device, Plan antenna, Multi-satellite broadcast receiving apparatus etc. Pls visit our websit www.anpst.com for more information.Anpst Co.,ltd is a doing our best to support even a signle order.Thanks for your attention.