Tony Bobulinski — a former Navy officer who worked with first son Hunter Biden and first brother James on a venture with CEFC China Energy — is considered one of the Republicans’ best hopes of scoring damning new details confirming the president’s ties to his relatives’ Chinese government-linked relationships.

“For nearly four years, I have tried to tell the American people the truth about serious corruption at the very top of their government,” Bobulinski said in opening statements to House probers from both sides of the political aisle in the closed-door session.

“The Biden family business was Joe Biden, period,” Bobulinksi alleged.

“It is clear to me that Joe Biden was ‘the Brand’ being sold by the Biden family.["]