The United States has reached an agreement with China on how to expedite rare earth shipments to the U.S., a White House official said on Thursday, amid efforts to end a trade war between the world's biggest economies.

After a chastening crackdown that wiped billions off their value and forced top executives out of the public eye, China's technology giants are back i.

Western companies are struggling to secure approvals for rare-earth imports from Chinese authorities, despite the U.S.-China deal.