U.S. gave no assurances to Taiwan's TSMC for license to sell to Huawei - official

WASHINGTON (Reuters) - Taiwan Semiconductor Manufacturing Co Ltd, which unveiled a $12 billion investment plan in Arizona on Friday, has not been given any assurances that it will be granted a license to allow it to sell U.S. technology to China's Huawei, a senior U.S. official said. TSMC, the world's biggest contract chipmaker, announced its plans on Friday just hours before the Trump administration outlined a proposal to amend tech export rules that could restrict TSMC's sales to Huawei, which..