US authorities have in recent years sought to prevent the country’s advanced chip technology from being exported to China, imposing targeted controls on the ability of domestic industry leaders to sell their products overseas. Chinese authorities have begun an investigation into leading US memory chipmaker Micron Technology, a decision Beijing’s foreign ministry said Monday was intended to “safeguard national security”. The probe escalates an already fierce battle between Beijing and Washington for supremacy in the field of semiconductors as broader bilateral relations continue to deteriorate. Who will win in this war ?