第一章什么是电子商务.ppt

互联网安全环境 中国网民基础数据 截至2011年6月底，中国网民规模达到4.85亿，较2010年底增加2770万人；互联网普及率攀升至36.2%，较2010年底提高1.9个百分点。 ?? 我国手机网民规模为3.18亿，较2010年底增加1494万人。手机网民在总体网民中的比例为65.5%。 ?? 家庭电脑宽带上网网民规模达到3.90亿人，占家庭电脑上网网民的98.8%，较2010年底增加840万人。 ?? 农村网民规模为1.31亿，占整体网民的27.0%，较2010年底增长4.9%。?? 50岁以上各年龄段网民数量增长较为突出，整体占比从2010年底的5.8%攀升至7.2%。 低学历网民继续增加，初中及以下学历网民占比从2010年底的41.2%攀升至43.8%。 91.3%的网民在家上网，在网吧、单位和公共场所上网的网民分别为26.7%、33.0%和 14.8%?? 网民使用台式电脑上网的比例为74.0%，使用手机和笔记本电脑上网的网民分别为65.5%和46.2%。 ?? 网民平均每周上网时长上升到18.7个小时，较2010年底增加0.4个小时。 ?? 截至2011年6月底，我国域名总数为786万个。中国的网站数，即域名注册者在中国境内的网站数（包括在境内接入和境外接入）为183万个。 中国互联网目前发展趋势与特点 网民增长速度明显减缓 微博用户数量爆发增长 网吧上网比例大幅下降 商务应用保持平稳增长 娱乐应用热度继续回落 网络安全诚信问题严峻 电子商务的定义 电子商务本质-案例分析 电子商务的发展与展望 电子商务在中国 谢谢! How to redress this unfavorable situation? In other words, how to gain and sustain the urban competitive advantages? This is the main objective of this research. Here some sub research objectives are formulated. 30’ How to redress this unfavorable situation? In other words, how to gain and sustain the urban competitive advantages? This is the main objective of this research. Here some sub research objectives are formulated. 30’ How to redress this unfavorable situation? In other words, how to gain and sustain the urban competitive advantages? This is the main objective of this research. Here some sub research objectives are formulated. 30’ How to redress this unfavorable situation? In other words, how to gain and sustain the urban competitive advantages? This is the main objective of this research. Here some sub research objectives are formulated. 30’ How to redress this unfavorable situation? In other words, how to gain and sustain the urban competitive advantages? This is the main objective of this research. Here some sub research objectives are formulated. 30’ How to redress this unfavorable situation? In other words, how to gain and sustain the urban competitive advantages? This is the main objective of this research. Here some sub research objectives