大用户是邮政企业的重要资源，邮政大用户策略已成为邮政业务市场营销策略的核心问题。据不完全统计,沈阳市邮政局储蓄大用户户数占储蓄总户数的１%,但收入却占储蓄总收入的２５%,发行业务收入的７０%以上也来自于少部分的大用户。然而,邮政企业中存在着大用户业务流失的潜流。 Large users is an important resource for postal enterprises, postal user strategy has become the core issue of postal marketing strategy. According to incomplete statistics, the number of large savings accounts in Shenyang Post Office accounts for 1% of the total number of savings accounts, but revenue accounts for 25% of the total savings. More than 70% of the revenue from the distribution business also comes from a small number of large users. However, the postal business there is a potential loss of business users.