NustagOfficial | 1,127 followers on LinkedIn. Student Society | Energy Efficient Automotive Technology | Self-Driving Technology | NUSTAG is a student-led automotive society at College of Electrical and Mechanical Engineering, NUST. The society actively engages in bringing about innovations in the automotive sector in the fields of design, manufacturing and research. It's latest developments revolve around increasing energy efficiency in the conventional engine car and constructing a a self-driving Battery Electric Vehicle.