Under the current compulsory education investment system, county-level finances can barely afford teachers 'salaries, and central and provincial finances can subsidize some teachers' salaries and school construction funds, but all remaining gaps are left to schools to resolve. Some rural primary and secondary school principals Reflection: Compulsory education has now become an "obligation of schools". The meaning of compulsory education is now the obligation of schools:. ['Schools undertake compulsory education.', 'Compulsory education is the responsibility of schools.', 'The obligation of the school is to be responsible for compulsory education.', 'Schools only fulfill their obligations and lack external investment.']