ISTANBUL  Iran is considering allowing a limited number of oil tankers to pass through the Strait of Hormuz on the condition that the cargo is traded in Chinese yuan, a senior Iranian official told CNN on Friday. The official said the potential move is part of Tehran’s plan to manage the flow of oil tankers through the strategic waterway. Global oil is predominantly traded in US dollars, except for sanctioned Russian oil, which is priced in rubles or the yuan, said CNN, adding that China has