/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: wongruner https://cdn.slidesharecdn.com/profile-photo-wongruner-48x48.jpg?cb=1523497951 hello~^_^»¶Ó­À´¼ÓÎÒ»ò¶©ÔÄŶ~лл¡«:) welcome to add me or to subscribe me... ÄãÒ²¿ÉÒÔ¹Ø×¢ÎÒµÄ΢²©£ºhttp://weibo.com/u/3077295561 You can follow my sina weibo:http://weibo.com/u/3077295561 thanks¡«Ð»Ð»£¡:D