Shenzhen Safe Guard Co., Ltd. is a high-tech enterprise established in 1999, located in the first special economic regions of China, Shenzhen. Our company has strong technology and R&D capacity. We are always devoted to the remote and mobile microwave communication industry. Our products have been widely used in various industries, such as field force, radars, R/C helicopters, security & protection, government departments, military, security systems, oil fields, large mines, factories and so ...