Ningbo Donar Technology Co., Ltd. is located in "Foreign Trading City"-Ningbo, sticks to "Creative, Technical and Safe". We are specializing in ITS products research, manufacturing and sale, such as variable message sign, radar speed display screen, driver feedback sign(DFS), portable LED display, vehicle flux statistic instrument and mobile traffic lights, etc. We have already exported them to Europe, America and Australia, they really win good reputation and good favor among our customers. With rich-experienced, strong research capable and creative group in our company, our technical index in driver feedback sign(DFS), portable LED display, vehicle VMS display quality meets or exceeds 3 ... more