Model XJ900(XJ350) vehicle-mounted workover rig It is mainly used for operations such as well depth ≤ 4000m, workover of oil and water wells, drilling of oil, water wells and coalbed methane wells, deepening drilling in casing of production oil wells, and opening window logging. Introduction XJ900(XJ350) workover rig is a vehicle-mounted workover equipment with a maximum hook load of 900KN, a height of 29m and a workover depth of 4000m(73mmEUE). Drilling depth 1000(114mm