As the US-Israel war on Iran stretches past its 80th day and continues to upend global naval shipping, a growing number of Chinese investors in Iran are turning to railway and overland transport routes to keep their businesses afloat.While disruptions to ship traffic in the Strait of Hormuz show little sign of abating, many are hoping that transcontinental freight links across Eurasia could become a more reliable option.Chinese trader Han Yun has spent recent weeks travelling long distances...