Asian tech stocks surged Monday, as investors cheer news that Iran and the U.S. have reached a deal to end the Middle East conflict. Japanese tech investor SoftBank was the best performer among major tech stocks in Asia, rising over 12%. Tokyo Electron and Advantest added 9.19% and 7.69% respectively. Memory chip behemoths and heavyweights on South Korea's Kospi Index, Samsung Electronics and SK Hynix gained 4.65% and 6.42%, respectively. Taiwan Semiconductor Manufacturing Co , or TSMC rose 2.