Taipei’s top diplomat is in Arizona this week to open a de facto consulate and tour the state’s semiconductor corridor, even as US President Donald Trump has just wrapped up the pageantry of a state visit for President Xi Jinping. Lin Chia-lung, Taiwan’s foreign minister, arrived in Phoenix late on Saturday for a three-day visit that highlights the deepening economic ties between Washington and Taipei. His visit will not include stops in Washington or meetings with anyone at the State...