A, to enhance the machine special inverter B, DC control C, automation control systems, Shandong Lee crown of Electronic Science and Technology Co., Ltd., Tel: 15953810777 Manager Cao, the Company is specialized in producing high-voltage inverter, rig special inverter enhance machine dedicated inverter frequency heating power, constant pressure water supply control cabinet, high voltage inverter series, KJPT series of mining flameproof and intrinsically safe type inverter, electric submersible pump voltage inverter, a variety of low voltage general purpose inverter and traction network leakage comprehensive protection of the protection, BKT-1 upgrade WDT-type temperature logging devices, remote power monitoring system, air compressor microcomputer protection device fan remote control system, air compressor remote control system, flameproof electric meter, portable switch digital the hedge signal device, signal of sound and light language, explosion-proof switch check Taiwan. Concurrently such as mechanical and electrical products, mining accessories, rubber products. Automation and control technology is widely used in industrial, agricultural, military, scientific research, transportation, commercial, medical, service and family. Automation control not only the liberation of the people from the heavy manual labor, part of the mental as well as harsh, dangerous working environment, but also to extend the functions of human organs, greatly improve labor productivity, and enhance the ability of the human understanding of the world and transform the world. . Therefore, the automation control is an important condition for the modernization of industry, agriculture, national defense and science and technology and significant signs.