Giant Alarm System Co., Ltd. is a high-tech company that specializes in RF intelligent wireless systems. Our company has the ability to carry out R & D, production and sales. We are a professional manufacturer of RF remote controls (transmitters, keyfob and receivers), remote control duplicators, receiver modules, integrated remote control systems. Giant has a b commitment towards R & D, we have the ability to continuously develop new products to meet with customers' different demands. We have adopted micro-computer technology and incorporated logic control to provide products with reliablity, quality and stable functions. Giant has been engaged in the field of producing RF intelligent w ... more