The business relationship between the US and China may get a lot worse.<br />Business Insider reports new US Treasury Dept. measures could deepen the gulf between the pair.<br />They would block firms with 25% or more Chinese ownership from buying US tech companies.<br />The new curbs are designed to protect US intellectual property.<br />China announced tariffs on $50 billion worth of imports from the US last week.<br />The move was in response to President Trump's tariffs on Chinese goods, set to begin in July. <br />
