This is an interesting interface enable you to change your face like a Sichuan Opera Pro. You can also learn more about the story plot and history behind that face. – just use your cell phone scan the QR code below.
The QR code in the left bottom links to a crowdsourcing knowledge tank that you can learn about or contribute the knowledge about one specific role in the opera. The idea is to provide a simple and instant way to knowledge, but currently it is just my Facebook photo album. : P