Chinese stocks defied a pullback in global markets Wednesday, as optimism about Beijing’s stronger push to achieve technology self-reliance eclipsed concerns over rising geopolitical uncertainties. The Nasdaq-style STAR 50 Index jumped 3.5% to the highest level since October. The broader onshore benchmark CSI 300 ended the day slightly higher. Most Read from Bloomberg In contrast, an Asian equities gauge dropped as much as 0.8%, after the S&P 500 suffered its steepest loss since October, following Pres ...