The provision commit bigamy a behavior purpose to lie in protection monogamy degree and legal of marriage family relation, protection the party concerned of legal rights.From our country marriage method value mindset with concrete provision to see, register marriage previously of circumstance obviously is constitute commit bigamy of, however to the fact marriage previously of situation, educational circles long-term all have issue, judicatory practice medium also have constitute not constitute of both side judicial precedent.So this thesis pay attention to from"commit bigamy offense of comprehension affirm, processing commit bigamy currently existence of problem, suggestion speak plural marriage offense to bring into public prosecution scope", three aspect discuss commit bigamy offense of concept, constitute with promise the pertaining to crime responsibility of load and solve plural marriage offense of processing way.Among them, to the comprehension which commit bigamy offense and affirm medium covered "commit bigamy of the concept be several constitute, commit bigamy affirm of offense, commit bigamy offense of pertaining to crime responsibility" three part of duty to permit;It two, processing commit bigamy case currently existence of a few problem, this headline covered how assurance commit bigamy the supervisor of offense, such as permit plural marriage criminal piece rule over how assurance and beneficial protection victimize a person of benefits, query plural marriage case of can cent.The irregularity commit bigamy the undertake of certificate responsibility in the criminal piece a principle existence is four small aspect contentses.Three, suggestion will commit bigamy the offense bring into public prosecution scope, in one headline again cent practice plural marriage case public prosecution to suppress "pack two milks" phenomenon of demand:From commit bigamy the guest body of offense to see proper to be a public prosecution case it;Practicing to commit bigamy case public prosecution case is also a responsibility for Xing to went with should principle of demand;Will commit bigamy offense direct bring into public prosecution scope public prosecution job's etc. had already helped to strengthen check organization is four small contentses.Such differentiation, contribute to help everyone clarify misty understanding, hold tight a point, make rightness should item topic of research more ability obtain good effect.