HO CHI MINH CITY -- Facebook is taking lessons from rural Vietnam as part of its advertising business becomes more difficult and online merchants embrace video and chat to connect with customers.
Social media giant betting on chat-based e-commerce and online video

Facebook sees opportunities for growth in Vietnam's vast base of rural internet users. (Source photos by AFP/Jiji and EPA/Jiji)
HO CHI MINH CITY -- Facebook is taking lessons from rural Vietnam as part of its advertising business becomes more difficult and online merchants embrace video and chat to connect with customers.