Yichang WTAU Electronic Equipment Co. Ltd is a national high-tech enterprise which located in the Hydropower capital Yichang. WTAU is committed to researching, developing and producing safety devices for crane cranes , automatic monitoring control systems , etc. WTAU puts the principle make sure the lifting equipments are operated safely and reliably as our duty and takes the high-tech as the core. WTAU has awarded many patents and major achievements of science and technology. The Load Moment Indicator, Overload Indicator, Anemometer , Wind Speed Sensor, Limit Switches ,etc. which are researched independently are widely used in electrical, chemical, steel, metallurgy, construction, ports, shipping and other industries.