The invention discloses a strong electromagnetic interference resistant hump speed measurement radar signal optical fiber transmission system which comprises N hump speed measurement radars and N power boxes which are arranged in the outdoor, and branching cabinet radar optical transmitter and receiver control equipment and a hump control system cabinet which are arranged in the indoor, wherein each hump speed measurement radar is connected with each power box in a one-to-one correspondence manner through a power cable and an armored multimode optical fiber; each power box is connected to a corresponding chain of the branching cabinet radar optical transmitter and receiver control equipment through an armored multimode optical fiber; and the branching cabinet radar optical transmitter and receiver control equipment is connected with the hump control system cabinet through a power cable. The method disclosed by the invention can effectively eliminate the influence on the hump speed measurement radars due to thunder and lightning or electrical strong electromagnetic interference, so that the safety and the production efficiency of hump shunting operation are guaranteed.