A small company in northern Mexico had faced steep competition from China in making straps, plugs, fasteners, grommets, zip ties and clamps. Now, U.S. tariffs have driven a spike in his business.

President Trump has announced — but postponed the effective date for — higher tariffs once again. Here's what to know about the latest on his tariff policy.

On July 7, his administration pushed back some of its most punishing duties by another three weeks to August, following a 90-day delay. A day later, Trump said the U.S. will impose 50% tariffs on copper, as well as 200% tariffs on pharmaceuticals.