Commerce Secretary Gina Raimondo said the US "firmly opposes" the ban and that it is working closely with allies to address such "coercion"

South Korea is in the crosshairs of a tit-for-tat row between China and the United States over semiconductors

Stocks of China's semiconductor companies have seen large gains since March with NAURA Technology Group up 14%, Piotech up 45% and ACM Research Shanghai up 19%

Gina Raimondo and her counterpart Wang Wentao discussed a series of trade and security issues that have rocked bilateral dealings and amplified geopolitical tensions

“We can theoretically build chips outside of Taiwan, it’s possible [but] the China market cannot be replaced. That’s impossible,” Huang told FT

Officials from the world's biggest economies will meet on Thursday to 'thaw' tense relations, complicated by China's recent ban on Micron and a tough stance against Beijing by G7 nations

Western intelligence agencies and Microsoft say a state-sponsored group had been assessing telecom, transport and other critical organisations in the US and on Guam in the Pacific

South Korea's Samsung and SK Hynix, the world's top two makers of memory chips, have invested billions of dollars in chip factories in China

"It takes huge amounts of pre-emptive investment to be a chipmaker, and it takes five years, 10 years to break even on those investments, so putting predictability into jeopardy makes investments difficult," an analyst said

Montana, which has a total of about 1.1 million residents, is the first US state to impose a ban on the short-video app, which is due to take effect on January 1, 2024

China is set to be the first country to install 100 gigawatts of solar power in a year, thanks to decades of research and development, plus strong government support over the past 20 years

China has expressed anger at Japan for the strong criticism it received during the G7 summit, but Joe Biden said he expects ties with Beijing will warm up shortly