We are the largest game-centric live streaming platform in China and a pioneer in the e-sports value chain. We operate our platform on both PC and mobile apps, through which users can enjoy immersive and interactive games and entertainment live streaming. According to iResearch, among China's game-centric live streaming platforms, we ranked first by the size of our user base as measured by average total MAUs on both mobile and PC platforms during the fourth quarter of 2017 and 2018, first by the level of user engagement as measured by average total daily time spent by active users on our platform during the fourth quarter of 2017 and 2018, and first by the number of top 100 game streamers with whom we contracted in December 2017 and December 2018, which was 38 and 50 out of China's top 100 game streamers, respectively. Our average total MAUs were 134.3 million and 153.5 million in the fourth quarter of 2017 and 2018, respectively, while our average total daily time spent by active users was 17.2 million and 24.2 million hours in the same periods. The average daily time spent by each active user in the fourth quarter of 2017 and 2018 was 40 minutes and 54 minutes, respectively.We primarily generate revenues through live streaming and advertisement.