The duties and obligations of lawyers are as follows: the duties of lawyers are to safeguard the legitimate rights and interests of the parties, to safeguard the correct implementation of the law and to safeguard social fairness and justice. Two, the lawyer's obligation is to abide by the Constitution and laws, abide by the lawyer's professional ethics and practice discipline, practice should accept the supervision of the state, society and the parties, practice must be based on facts, take the law as the criterion.