China's once-booming online health care sees its vital signs sink

After almost a decade marked by booms and busts, China's internet medical service providers now face a soul-searching moment that will determine their future fortunes.

Driven by technological advancements and growing health care demand, China's online medical service sector has ballooned into a nearly 380 billion yuan ($52.2 billion) market. A wide range of providers now serve over 360 million people with web-based health consulting, disease management, pharmacy services and other offerings.