New electrical technologies such as PLC, frequency converter, servo positioning and touch screen, electrician operation technology, electronic technology, electrical transmission and control, motor principle and maintenance, pneumatic and hydraulic transmission technology, touch screen application technology, servo positioning control technology, PLC application technology (Mitsubishi), frequency converter operation application, PLC data network communication technology, Kingview monitoring software application technology, automatic production line control technology and so on are all compulsory courses. If you learn well, your future will be fixed. I wish you a bright future