Production automation control] [sales] [automated control model, Shandong Lee Crown Electronic Technology Co., Ltd. Tel: 15953810777 Zhang, the company is specialized in producing high-voltage inverter, special inverter rig, hoisting machine special inverter, variable frequency heating power, constant pressure water supply control cabinet, high frequency series, KJPT series of flameproof and intrinsically safe type converter, such as submersible pump pressure transducer, a variety of low-voltage general-purpose inverters and traction network leakage protection, BKT-1 upgrade integrated protection, WDT-1-type temperature logging devices, remote power monitoring systems, air compressor computer protection device, fan remote control systems, air compressor remote control systems, flameproof electric meter, portable switch, digital signal devices hedge , sound and light language signals, explosion-proof switch calibration sets and so on. Concurrently mechanical and electrical products, industrial parts, rubber products.