/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: tanakpiasau https://public.slidesharecdn.com/v2/images/profile-picture.png hi. I am a cheerful. if you do not know me, don't you say that is not really about me. you're like a dog barking nonstop. If knowledge is not enough in the chest, do not try to want to find it