我国推行邮政编码的指导思想是“推广为了使用,使用促进推广”。西安市邮政局通过半年多的广泛宣传,使西安市邮政局的出口信函邮政编码书写率稳定在98%以上,具备了实际使用的条件。为了把广大用户的理解和支持尽快转化为生产力,并使书写率得到巩固,西安市邮政局从1989年12月1日起,对全国互寄平 China’s implementation of the zip code guiding ideology is “to promote the use of, use to promote promotion.” Xi’an Post Bureau through more than six months of extensive publicity, so that the postal administration of Xi’an City Post letter postal code writing rate stable at 98% or more, with the actual use of the conditions. In order to translate the understanding and support of the vast numbers of users into productive forces as soon as possible and to consolidate the writing rate, the post office in Xi’an City, from December 1, 1989,