About DouYu
DouYu is a live streaming firm focused on the gaming and e-sports market in China. The company’s offerings operate across both PC and mobile apps and it boasts that it “has gained coveted access to a wide variety of premium eSports content.”
About DouYu Shark Fin
DouYu Shark Fin are an in-app currency of DouYu. The audience can use it as a gift to the anchor and encourage the anchor to start live broadcasting.