云南省邮政公司结合本省实际,通过推行商函制作处理的“省集中”模式,实现了商函制作与投递的集中管理。昆明邮区中心局也因省邮政商函中心的成立而功能提升,由单纯的“邮件处理中心”变成“邮件 Yunnan Provincial Post Company combined with the reality of its province to implement the centralized management of the production and delivery of business letters through the implementation of the ”provincial centralized“ mode of handling business letters. Kunming Postal District Central Office also due to the establishment of the provincial postal business center and functional enhancements, from the simple ”mail processing center “ into ”mail