近年来,中国邮政通过不断改革、调整生产关系、促进生产力发展,许多地方邮政企业以年均百分之十几甚至20%以上的速度发展,2011年业务收入较2007年几乎翻番。这个增长速度能否长期维系?维系这个增长速度的重要关联因素会发生哪些变 In recent years, China Post has made continuous efforts to reform and adjust its relations of production and promote the development of productive forces. Many local postal enterprises have been growing at an average annual rate of over 10% or even over 20%. In 2011, their revenue almost doubled from that in 2007. Will this rate of growth be maintained over the long term? What will happen to the key factors that will sustain this rate of growth?