It's for fighting. QQ Dragon King can tease each other with friends and bring great joy to both sides. Dragon King is a group chat symbol launched by QQ. If the total number of messages in the QQ group reached 10 yesterday, the person who sent the most messages in the group yesterday will get the Dragon King logo before 19 the next day, and the group members who got the Dragon King logo will send the Dragon King Spell in the group to get special effects display. The special password of the Dragon King is: Cowherd and Weaver Girl, Happy Homestay, Graduation Memorial, Sweet and Salty, Free Childlike Child, Sweet.