So-Young International Inc (NASDAQ:SY) shares are trading higher in the premarket session after reporting fiscal first-quarter results. So-Young International reported revenue of $44.1 million, beating the analyst consensus estimate of $42.2 million. Revenues rose 2.6% year-over-year.  The China-based consumption healthcare services provider registered GAAP EPADS of $0.01 versus the analyst consensus estimate of $0.00.  Revenues beat estimates on higher sales of medical products and maintenance services from growing order volumes for cosmetic products and medical equipment. Information services and other revenues were $28.9 million (-0.7%Y/Y), primarily due to decreased ...