Donald Trump ratcheted up his battle with China for dominance of 5G technology networks, moving to curb Huawei Technologies Co.’s access to the U.S. market and American suppliers. The president signed an order Wednesday that’s expected to restrict Huawei and fellow Chinese telecommunications company ZTE Corp. from selling their equipment in the U.S. Shortly afterward, the Department of Commerce said it had put Huawei on a blacklist that could forbid it from doing business with American companies. The pair of actions risk aggravating Beijing as the president seeks to pressure China’s leaders into agreeing to a ... (full story)