Operator
Operator
Ladies and gentlemen, thank you for standing by and welcome to Fourth Quarter and Full Year 2018 Momo Incorporated Earnings Conference Call. At this time, all participants are in a listen-only mode. There will be a presentation followed by a question-and-answer session. [Operator Instructions]. Please note, this conference is being recorded today. I would now like to hand the conference over to your first speaker today, Ms. Cathy Peng. Thank you. Please go ahead, ma'am.