Affected by geopolitical factors and high inflation, the worldwide market experienced economic downturns in 2022. As global consumer demand weakened, smartphone sales have declined since the fourth quarter of 2022, resulting in the decrease in shipment volume and revenue of the mobile processor industry. This downturn continued into the first half of 2023. This report examines the revenue performance of the mobile processor industry in recent years and looks into the development of major players, such as Qualcomm, MediaTek, Samsung, and Unisoc; provides insights into the industry's key issues for the second half of 2023 and beyond.