Beijing's top trade official says China and the United States have agreed to work on extending a deadline for new tariffs on each other after two days of trade talks in Stockholm.

The United States and China have failed to reach an agreement to extend a pause on high mutual tariffs after talks in Sweden. At a press conference in Stockholm on Tuesday, US Trade Representative Jamieson Greer announced that he would return to Washington to hold talks with President Donald Trump over the tariff pause,