CurrenciesRally comes amid criticism of reliance on depreciation to fuel exportsChina's onshore yuan touched 6.79 per dollar in morning trading on May 11, its highest point since February 2023. © ReutersSHANGHAI -- China's currency on Monday hit a fresh three-year high against the dollar, underscoring the yuan's momentum ahead of a key summit between President Xi Jinping and his U. S. counterpart, Donald Trump, later this week.