China’s exports of rare-earth products jumped in June, pointing to a potential pickup in magnet supplies after government-imposed curbs that proved to be Beijing’s most powerful weapon in its trade war with the Trump administration.

China’s exports of rare-earth magnets to the United States in June surged more than six times from May levels, following successful Sino-U.S. trade talks.

China's state security agency says it is cracking down on alleged smuggling of rare earths minerals that it says threaten national security, just weeks after Beijing and Washington agreed to make it easier for American firms to obtain from China those materials,