苹果宣布1000亿美元新投资，库克称多个手机零部件已在美国制造

Core Points - Apple announced a new investment plan of $100 billion in the U.S., alongside a previous commitment to invest over $500 billion, bringing the total investment to $600 billion over the next four years [2] - The new investment will include a manufacturing project aimed at bringing more production back to the U.S., although final assembly of iPhones will continue to occur overseas for the time being [2] - Multiple components of Apple phones are already being manufactured in the U.S., which is expected to help the company avoid high tariffs imposed by the U.S. government [2]