The invention relates to an intelligent management and control IOT system, and belongs to the technical field of intelligent IOT service and equipment for industries. The intelligent management and control IOT system is characterized by comprising an IT management layer, a control layer, a transmission layer and a production layer; the IT management layer comprises a user control side and a work station; the user control side is a PC client side or a mobile phone client side; the control layer is a network type programmable controller; the production layer comprises field monitoring equipmentand field production equipment; an upper transmission layer takes a 4G/5G network, an Internet, GPRS or Ethernet as a transmission medium; and a lower transmission layer takes the 4G/5G network, the Internet, GPRS or a RS-485 bus type protocol as a transmission medium. Remote access and maintenance of an industrial production process can be realized in the invention; and furthermore, reliable basis is provided for precisely adjusting production equipment and the progress through abundant data collection.