Stroll into Huamao in southwest China's Guizhou, and you'll see the "smiling wall," adorned with photos of villagers grinning. Want to know what has made these people happy? Watch the video to find out.■
Stroll into Huamao in southwest China's Guizhou, and you'll see the "smiling wall," adorned with photos of villagers grinning. Want to know what has made these people happy? Watch the video to find out.■
