TAIPEI -- The CEO of China's top memory chipmaker has stepped down, fueling uncertainty over a strategically important company that has sparked concerns among U.S. lawmakers over a potential deal with Apple.
Company is key asset in Beijing's push for self-reliance in semiconductors

Simon Yang, then CEO of Yangtze Memory Technologies, speaks at the China Flash Market Summit in Shenzhen in 2018. (Photo by Cheng Ting-Fang)
TAIPEI -- The CEO of China's top memory chipmaker has stepped down, fueling uncertainty over a strategically important company that has sparked concerns among U.S. lawmakers over a potential deal with Apple.