Legal basis: the State Council's Opinions on Establishing and Perfecting the Financial Aid Policy System for Poor Students in Colleges, Higher Vocational Schools and Secondary Vocational Schools. The main goal of establishing and perfecting the financial aid policy system for students from poor families is to increase financial input, implement various financial aid policies, expand the proportion of aided students, improve the level of financial aid, and basically solve the schooling problems of students from poor families in accordance with the relevant requirements of the Central Committee's Decision on Several Major Issues in Building a Harmonious Socialist Society. At the same time, further optimize the educational structure, safeguard educational equity and promote the sustained and healthy development of education. Establish and improve the financial aid policy system for students from poor families, and implement the basic principles of "increasing financial input, reasonable fund sharing, clear policy orientation, diversified mixed aid, and clear responsibilities of all parties".