Sweeping tariffs set to be imposed by President Donald Trump next month may overshadow his top diplomat’s first official trip to Asia.

President Donald Trump made clear today that there’s no wiggle room for his new Aug. 1 threat of hefty tariffs on 14 countries, along with however many more receive letters in the coming days. “There has been no change to this date,

The letters listed a range of tariffs. Goods entering the U.S. from Japan, South Korea, Malaysia, Kazakhstan, and Tunisia will be subject to a 25 percent levy. There will be a 30 percent levy on South African and Bosnian goods, while imports from Indonesia will be subject to a 32 percent rate.

President Donald Trump has sent letters to 14 countries outlining higher tariffs they’ll face if they don’t make trade deals with the U.S. by Aug. 1

China warned the Trump administration on Tuesday against reigniting trade tension by restoring tariffs on its goods next month, and threatened to retaliate against nations that strike deals with the United States to cut China out of supply chains.

The pyrotechnics industry relies heavily on Chinese fireworks imports and warns that this could be the last big bang Fourth of July.