Abstract:This single ruling system conceming labor disputes is an original system design which is based on dispute resolution sys- tem of "one arbitration and two trails"that is sustained by the Law of Mediation and Arbitration of Labor Dispute.However,the actual enforcement in practice of this system has not met expectation of legislator.In practice,the single ruling system has some is- sues such as limitation of right of action,ambiguity of law,question of juridical logic,maneuverability of system,deficiency of credibility of labor arbitration,under-enforcement of arbitration.Therefore,the solutions regarding the problems include the uni- fication of rage of application of single ruling system,to enlarge the rage of application of single ruling system,to improve the su- pervision system of our labor dispute arbitration.