WeChat invited some public account operators to share their experiences. China Southern Airline (CSA)The subscribers of CSA’s WeChat platform amounted to 400,000 since its launch on January 30 this year. CSA WeChat account features functions of voice weather forecast, interactive mileage check and membership display. “WeChat platform is a service, aiming to provide accurate positioning and convenience to our clients”, said Long Geng chief technology officer of the company. In addition, WeChat public account is less Internet traffic-demanding than a standalone app, while providing the same service.