There are generally eight major systems (lifting system, rotating system, drilling fluid circulation system, transmission system, control system and monitoring display instrument, power drive system, drilling rig base, drilling rig auxiliary equipment system), which must have the ability to lift and drill, rotary drilling Capacity, cycle well washing capacity. Its main equipment includes: derrick, crown block, winch, traveling block, big hook, turntable, faucet (power tap) and drilling pump (the site is traditionally called eight major rigs), power machine (diesel engine, electric motor, gas turbine), linkage , Solid control equipment, well control equipment, etc.