High-level delegations from the United States and China are meeting in London to try and shore up a fragile truce in a trade dispute that has roiled the global economy.

The United States and China have agreed on a framework to implement their trade truce, officials on both sides said Wednesday, after concluding two days of talks in London to defuse tensions and ease export restrictions that threaten to disrupt global manufacturing.

The US president has announced a rare earth supply deal with China, signaling a step forward in trade talks. The agreement also includes provisions for Chinese students in the US.

By Kate Holton, Andrea Shalal and Alistair Smout LONDON (Reuters) -U.S.-China trade talks were set to extend to a second day in London as top economic officials from the world's two largest economies sought to defuse a bitter dispute that has widened from tariffs to restrictions over rare earths,