Donald Trump proposed a 25 percent tariff on goods from Canada and Mexico, with Chinese tariffs on the table, too.

Manufacturers from Asia, Europe and elsewhere have poured billions into North American supply chains that could be hit by new taxes on Mexico, Canada and China.

Tariffs on goods from Mexico and Canada could arrive Saturday. Look for confusion on the border, higher prices and cheers from the steel industry.

Trump has vowed punishing tariffs on Mexico, Canada and China, which are Texas’ biggest international trading partners.

Trump has threatened still more tariffs, proposing 25% on goods from Mexico and Canada, an additional 10% on China and 25% on Colombia after that country initially refused deportation flights from the U.