Operator
Operator
Hello, ladies and gentlemen. Thank you for standing by for 111, Inc. first quarter 2020 conference call. At this time, all participants are in listen-only mode. After management's prepared remarks, there will be a question-and-answer session. As a reminder, today's conference call is being recorded.I would like to turn the meeting over to your host for today's call, Ms. Monica Mu, Investor Relations Director. Please proceed, Monica.