On the basis of conventional truck mounted workover rig, this product ensures the overall safety after canceling the windproof guy rope by adding long-span transverse outrigger and equipped with anti overturning alarm system. It is especially suitable for workover operations in residential areas, beaches, deserts and other well pads where the area is narrow or the windproof guy rope cannot be fixed. The windproof capacity can reach level 8 and the maximum hook load can reach 900KN.