Founded in 1994 by Professor Yang Qixun, one of the first batch of academicians of the Chinese Academy of Engineering and the developer of China's microcomputer protection relay, SIFANG is a national high-tech listed company (stock code: 601126) that is committed to provide products and solutions for the power generation, transmission, distribution and use of intelligent grid and the thermal power, hydropower, nuclear power and new energy power generation enterprises and large-scale industrial users, with more than 3000 employees, total assets of over 8 billion yuan and annual revenue of more than 5 billion yuan.