KUALA LUMPUR, Nov. 9 -- From television journalism in China to the multibillion-dollar artificial intelligence industry, Alice Huang's reported career has taken her through banking, investment management and, most recently, a US intelligence controversy involving Nvidia chief executive Jensen Huang.

The Chinese businesswoman, also known as Huang Le, has come under scrutiny after The New York Times reported that US intelligence officials suspected her of having been recruited by China's intelligence services to gather information on the Nvidia chief.

The allegations, reportedly contained in a classified US intelligence memo, remain unproven. Huang has not been charged with any crime, and Beijing has rejected the claims.

So what is known...