Australian iron ore mining giant Fortescue Metals Group secured some US$4 billion in iron ore deals at the China International Import Expo (CIIE) in Shanghai as Australia’s most important export continues to withstand rising tensions with China amid proposed bans on a number of other Australian products.The Australian-listed miner signed 12 memorandums of understanding (MOUs) for the purchase of its iron ore with major Chinese steel mills, procurement partners and financial institutions on…