Medical advice at the click of a button

As China's online giants invest heavily in the Internet healthcare sector, a four-year-old startup is on the way to making money.

Chunyuyisheng.com, one of China's largest mobile medical service providers, is expected to record up to 150 million yuan ($23.6 million) in revenue this year.

"Although we are not profitable yet, we are seeing a steady rise in revenue," said Zhang Xu, CEO of Chunyuyisheng, which boasts 83 million users on its mobile platform.