TECHNODE - Sep 5 - Chinese live-streaming company YY is relaunching its "Shiting PK" social app to "Zhuiya" to include speed-dating functionalities based on common interests, targeting users 18 - 30 years old. Upon logging in, users are required to choose from a number of interest tags, after which they are redirected to a chat room with other users who have picked the same tags, featuring a matchmaker moderator. In the chat room, users can start three-minute private speed-dating sessions with other users. Zhuiya also has live-streaming features.