/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: bichvan1188 https://public.slidesharecdn.com/v2/images/profile-picture.png C叩i g狸 c滴ng c坦 nh動ng ch畉� c坦 c叩i g狸 qu叩 l畛�n ��畛� t鱈nh c叩ch ��畛� l��m m畛�i th畛� nh動ng ch畉� l��m g狸 l畛�n lao