On August 9, US Eastern Time, shares of the world's leading chipmaker Nvidia (NVIDIA) opened lower and moved lower on the day, finally closing at 425.54 dollars, down 4 from the previous session.72%。The plunge wiped out about 521 of Nvidia's market value..$1.7 billion, equivalent to more than 370 billion yuan。In the day's trading, Nvidia's turnover reached 248.600 million U.S. dollars, ranking first in U.S. stock market turnover。