In a major stride for U.S.-China economic relations, China has agreed to acquire 200 Boeing aircraft, with a possibility to expand the order to 750 aircraft, according to an announcement by U.S. President Donald Trump.The transaction, noted for its strategic importance, was revealed during a press briefing on Friday.President Trump emphasized that the aircraft would be equipped with engines manufactured by General Electric, underlining the integration of American technology in this deal. (With inputs from agencies.)