... most advanced technology 3.ISO9001 1.The main structureDown hole equipment:Sensor, Frequency electrical submersible motor, protector, gas-liquid ... motor flat cable, cable guard, power cable, tubing. Surface equipment: CBM dedicated wellhead, cable junction box, water tank, smart ... inquired and saved thru RS232 or 485 port on computer.(3)Smart control production rate according to various well.( ...