Operator
Operator
Ladies and gentlemen, thank you for standing by and welcome to the Burning Rock's 2020 Fourth Quarter and Full Year Earnings Conference Call. Before we begin, I would like to remind you that this conference call contains forward-looking statements within the meaning of Section 21E of the Securities Exchange Act of 1934 as amended, and as defined in the US Private Securities Litigation Reform Act of 1995. These forward-looking statements can be identified by terminologies such as will, expects, anticipates, future, intends, plans, believes, estimates, target, confident and similar statements. Statements that are not historical facts, including statements about Burning Rock's beliefs and expectations are forward-looking statements. Such statements are based upon management's current expectations and current markets and operating conditions and relate to events that involve known or unknown risks or unknown risks, uncertainties and other factors, all of which are difficult to predict and many of which are beyond Burning Rock's control. Forward-looking statements involve risks, uncertainties and other factors that could cause actual results to differ materially from those contained in any such statements. Burning Rock does not undertake any obligation to update any forward-looking statements as a result of new information, future events or otherwise, except as required under applicable law. At this time, all participants are in a listen-only mode. After the speakers' presentation, there'll be a question-and-answer session. [Operator Instructions] Please be advised that today's conference is being recorded. Now, I'd like to turn the call over to the management team of Burning Rock. Thank you, please go ahead.