... a depth over 8000m for workover and over 2500m for drilling job. PRODCUT DESCRIPTIONAs one of the best designed and manufacturered ... field and mining service equipments.Our products include Workover rig, drilling rig, live well service rig, No Guyline well service rig ... , water well drilling rig, core drilling rig, sand washing truck, flushby rig, dewaxing unit as ...