https://www.theguardian.com/technology/2019/aug/23/trump-hereby-order-response-president-mocked-decree

Trump’s demand that US companies boycott China, which he doesn’t have the power to enforce, inspired responses on Twitter

Leaning further into a burgeoning economic war with China of his own design, Donald Trump on Friday levied a series of bizarre demands of American companies who do business in the country.