ABACUS NEWS - Sep 24 - A number of social apps in China are based on voice rather than texting. Users can take part in a variety of chat rooms. Some resemble amateur radio shows where the hosts play songs and tell jokes. Others are more like group dates. If there's a match, the couple leaves the group and retires to a private one-on-one chat room to talk further. One of them is is called YuWan (which means "voice play" in Chinese). It's rated 4.3 stars and ranks among the top 100 social networking apps on Apple's App Store in China.