... focuses on his business dealings in China.
Investigators have been examining multiple financial issues, including whether Hunter Biden and his associates violated tax and money laundering laws in business dealings in foreign countries, principally China, according to two people briefed on the probe.
Some of those transactions involved people who the FBI believe sparked counterintelligence concerns, a common issue when dealing with Chinese business, according to another source.
The investigation began as early as 2018, predating the arrival of William Barr as US attorney general, two people briefed on the investigation said. The existence of the probe will present an immediate test of Biden's promise to maintain the independence of the Justice Department.