A man looks at his smartphone as he walks past a sign advertising 5G services at the PT Expo in Beijing, Wednesday, Sept. 14, 2020. China's leaders vowed Thursday, Oct. 29, 2020, to speed up its development as a self-reliant "technology power" amid a feud with Washington that is cutting access to U.S. components and hampering Beijing's industrial ambitions. (AP Photo/Mark Schiefelbein)
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