Amid rising tensions in the Middle East, stocks in China and Hong Kong took a nosedive on Thursday. By midday, China's prominent CSI300 Index had slumped 0.47%, while the Shanghai Composite Index saw a 0.58% drop. Hong Kong's mainstay, the Hang Seng, plunged 1.5%.The geopolitical atmosphere remains heated as President Donald Trump claims Iran is seeking to negotiate, conflicting with Iran's official stance. This uncertainty has caused regional stocks, particularly in China, to teeter without clear direction. While major sector indexes showed declines, energy stocks bucked the trend, climbing 0.5%.Focus now shifts to a potential meeting in May between Trump…