Rene Vanguestaine | Christensen & Associates, Investor Relations |
Weidong Luo | Co Founder, Chairman and Chief Executive Officer |
Fei Chen | Co Founder and President |
Shan Bong | Chief Financial Office |
Brian Kinstlinger | AGP |
Ryan Roberts | Navis Capital |
Ladies and gentlemen, thank you for standing by, and welcome to the Aurora Mobile Fourth Quarter and Fiscal Year 2020 Earnings Conference Call. At this time, all participants are in a listen-only mode. After speakers' presentation, there will be a question-and-answer session. [Operator Instructions] Please be advised that today's conference is being recorded. I'd now like to hand the conference over to your host today, Rene Vanguestaine.