US President Donald Trump has escalated threats against China regarding its potential arms shipment to Iran, stating that if the shipment occurs, China will face a 50% tariff. This warning follows reports from US intelligence indicating that China is preparing to deliver air defense systems to Iran during a fragile two-week ceasefire. Trump, who is set to visit China next month, also expressed willingness to sell crude oil to China at competitive prices, potentially undercutting Iranian oil. In response to Trump's comments, a spokesperson for the Chinese Embassy in Washington denied any claims of arms transfers, emphasizing that China adheres to its international obligations. The geopolitical landscape remains tense, as China seeks to maintain its relationship with Iran while navigating US sanctions and accusations. The situation reflects the complex dynamics involving the US, Iran, and China, particularly concerning military support and energy supplies.