为使宣传工作面向全国，走向世界，塑造企业良好的形象，云南永昌铅锌股份有限公司宣传工作在建立机构、健全制度、明确任务的基础上，又推出“四、五、六”管理模式。其基本内容为：宣传工作重点要坚持突出“四性”，宣传工作方法要坚持实施“五型”，宣传工作目标要坚持实现? In order to make the publicity work face the country, to the world and create a good corporate image, Yunnan Yongchang Lead and Zinc Co., Ltd. has launched the “Four, Five and Six” management mode based on the establishment of a sound organization, sound system and clear mandate. The basic content is: advocacy work should focus on highlighting the “four characteristics”, advocacy methods of work should adhere to the implementation of “five types”, advocacy work objectives should adhere to achieve?