SAN FRANCISCO (Reuters) -A bipartisan pair of U.S. senators sent a letter to Nvidia CEO Jensen Huang on Friday about an upcoming trip to China, warning the CEO to refrain from meeting with companies that are suspected of undermining U.S. chip export controls.

By Trevor Hunnicutt WASHINGTON (Reuters) -Nvidia CEO Jensen Huang will meet U.S. President Donald Trump at the White House on Thursday, a day before the chip designer's head plans to visit China, according to a source familiar with the matter.

U.S. Senators Jim Banks and Elizabeth Warren have urged Nvidia CEO Jensen Huang to avoid meetings with Chinese firms that might undermine American chip export controls during his scheduled China visit.