邮政储蓄卡（也称作“绿卡”）是在邮政储蓄“绿卡工程”的建设中，出现并逐步发展起来的。截至１９９８年６月，已实现全国３０个省、市“绿卡”联网，开通近５０个城市的主机系统，储户数已达１．１６亿之多，储蓄卡已发出３８６万张。邮政储蓄卡可以使用的领域很广，凡... Postal savings cards (also known as “green cards”) emerged and developed gradually in the construction of the “green card project” of postal savings. As of June 1998, a network of “green cards” has been established in 30 provinces and cities across the country. More than 116 million depositors have been opened up and 386,000 deposit cards have been issued. Postal savings cards can be used in a wide range of areas, where ...