Abstract: Under the condition of commercial operations , time limit is not only an important index which is applied to evaluate post production quality and service level , but has also been the focus of competition on post service market . Thus , rationally deciding time limit standard for mail transmission has become the first problem mutually cared by post enterprises and consumers. Based on summary and analysis of the actual conditions of post enterprises , this paper proposes two models of making time limit st...

Key words: mailtransmission, timelimitstandard, consumersdemand, modelanalysis