The important feature of soft science is to comprehensively use the knowledge and means of modern science and technology such as decision-making theory, systematic method and computing technology, and study the regularity of various complex natural phenomena and social problems from the internal relations among various social links such as economy, science, technology, management and education, so as to find out various solutions to these problems and provide scientific decision-making basis for relevant development strategies, principles and policies, planning and design, and organization and management.