Thank you, operator. Hello, everyone and thank you for joining us today for 111's second quarter 2019 earnings conference call. The company's results were released earlier today and are available on the company's IR website at ir.111.com.cn as well as on GlobeNewswire services.On the call today from 111 are Dr. Gang Yu, Co-Founder and Executive Chairman, Mr. Junling Liu, Co-Founder, Chairman, and CEO, Mr. Luke Chen, Chief Financial Officer, Mr. Harvey Wang, Co-COO, Mr. Barry Zhu, Co-COO, and Ms. Monica Mu, Investor Relations, and Mr. Alex Liu, Finance Director.Junling will give an overview of the company's performance and operations, followed by Luke, who will discuss financials and guidance. They will be available to answer questions during the Q&A session that follows.I have to remind you that this call may contain forward-looking statements made under the safe harbor provisions of the Private Securities Litigation Reform Act of 1995. Such statements are based upon management's current expectations and current market and operating conditions and relate to events that involve known and unknown risks, uncertainties, and other factors, all of which could cause actual results to differ materially.For more information about these risks, please refer to the company's filings with the SEC. 111 does not take any obligation to update any forward-looking statement as a result of new information in future events or otherwise, except as required under applicable law.With that, it is now my pleasure to introduce Mr. Junling Liu. Junling, please go ahead.