Thanks, Kass. Please be reminded that all amounts quoted here will be in RMB. Please also refer to our earnings release for detailed information of our comparable financial performance on a year-over-year basis. For the third quarter 2021, total revenues were RMB 431.5 million, up 20% year-over-year from RMB 360 million, in line with our previous guidance. The increase was primarily due to an increase in the number of paying medical service providers and the consolidated revenues of RMB 48.1 million in '21 Q3 from Wuhan Miracle. The number of paying medical service providers on the platform were 4,841 increased 18.2% from 4,096 in the third quarter of 2020. The total number of medical service providers subscribing to information services on So-Young's platform was 2,242 during the quarter compared with 2,146 in the third quarter of 2020. Within total revenues, information services and other revenues were RMB 369.7 million, up 39.2% year-over-year from RMB 265.7 million. Reservation Services revenues were RMB 61.7 million, a decrease of 34.3% from RMB 93.9 million in the third quarter of 2020. Cost of revenues were RMB 89.6 million, up 63.7% year-over-year from RMB 54.7 million in the third quarter of 2020. The increase was primarily due to the consolidation of the costs of Wuhan Miracle, cost of revenues included share-based compensation expenses of RMB 4.8 million compared with RMB 5.1 million in the third quarter of 2020. Total operating expenses were RMB 322.5 million, a decrease of 3.7% from RMB 335.1 million in the third quarter of 2020. Sales and marketing expenses were RMB 190.7 million, down 13.9% from RMB 221.6 million a year ago, primarily due to a decrease in expenses associated with branding and marketing activities. Sales and marketing expenses included share-based compensation expenses of RMB 2.2 million compared with RMB 2.2 million in the corresponding period of 2020. G&A expenses were RMB 54.7 million, up 8.7% from RMB 50.3 million a year ago, primarily due to the consolidation of General and administrative expenses of Wuhan Miracle. G&A expenses included share-based compensation expenses of RMB 10 million compared with RMB 12.2 million in the corresponding period of 2020. Research and development expenses were RMB 77.1 million, up 22.1% from RMB 63.2 million a year ago. The increase was primarily due to the consolidation of the research and development expenses of Wuhan Miracle. R&D expenses for the third quarter of 2021 included share-based compensation expenses of RMB 5.1 million compared with RMB 6 million in the corresponding period of 2020. Income tax expenses was RMB 4.3 million compared with RMB 16.3 million income tax benefit in the third quarter of 2020. Net income attributable to So-Young International, Inc., was RMB 6.8 million compared with net income attributable to So-Young International, Inc., of RMB 0.9 million in the third quarter of 2020. Non-GAAP net income attributable to So-Young International was RMB 28.9 million compared with RMB 26.4 million in non-GAAP net income in the same period of 2020. Basic and diluted income per ADS attributable to ordinary shareholders were RMB 0.06 and RMB 0.06, respectively, compared with RMB 0.01 and RMB 0.01, respectively, during the same quarter of 2020. Now for our balance sheet. As of September 30, 2021, we had total cash and cash equivalents, restricted cash and term deposits, term deposits and short-term investments of RMB 1.8 billion compared with RMB 2.7 billion as of December 31, 2020. For the fourth quarter of 2021, So-Young expects total revenues to be between RMB 430 million and RMB 450 million, representing a 1.3% to 6% increase from the same period of 2020. The above outlook is based on the current market conditions and reflects the company's preliminary estimates of market and operating conditions and customer demand. This concludes our prepared remarks. I will now turn the call to the operator and open the call for Q&A. Operator, we are ready to take questions.