China’s President Xi Jinping to embark on 3-day state visit to US from Wednesday

Visit comes amid US-Iran war and Beijing says Xi and his American counterpart Donald Trump to discuss 'world peace'

Xi’s trip comes after Trump paid state visit to China in May when the 2 sides agreed on ‘constructive relationship of strategic stability’

Trade, tariffs, tech and artificial intelligence among top issues on agenda when Xi and Trump meet in Washington