Joe Biden Extends Donald Trump's Blacklist of Chinese Companies On 6/3/21 at 3:19 PM EDT President Joe Biden on Thursday signed an executive order to shore up and extend a ban on United States investments with certain Chinese companies that was first instituted by his predecessor, Donald Trump. Biden's order blacklists 59 companies tied to the Chinese military-industrial complex and surveillance industry and bars people in the United States from engaging in the purchase or sale with them. It takes effect at 12:01 a.m. (ET) on August 2. In the order, Biden writes that he has determined "that additional steps are necessary to address the national emergency" first outlined by the Trump administration, with regards to China.