US President Donald Trump is set to depart for Beijing on Tuesday for a high-stakes summit with Chinese President Xi Jinping, amid hopes that the long-awaited meeting will help ease tensions in their deepening strategic rivalry and foster cooperation on complex issues, such as Iran. Trump is scheduled to land in Beijing on Wednesday evening for a three-day visit, marking his first trip to China since November 2017. This trip is seen by some as unusual as it comes against the backdrop of the US-I