NVIDIA announced that the new export restrictions imposed by the United States on China will take effect immediately; Microsoft's performance exceeded expectations. NVIDIA closed 1.6% higher, with a transaction of $16.551 billion. NVIDIA announced on Tuesday that the new export restrictions imposed by the United States on China will take effect immediately. Last week, when the US government introduced regulatory measures, a 30 day window period was left; Microsoft closed 0.37% higher with a transaction of $8.851 billion. Microsoft will release its financial report after the close of trading on Tuesday. The market expects Microsoft's first quarter revenue to be $54.5 billion, a year-on-year increase of 10%; The expected earnings per share is $2.65, a year-on-year increase of 13%.