美国白宫：即将宣布G20相关事宜。

Core Viewpoint - The White House is set to announce matters related to the G20 summit, indicating potential developments in international economic policies and cooperation [1] Group 1 - The announcement from the White House suggests a focus on global economic issues that may arise during the G20 discussions [1] - The timing of the announcement may influence market sentiment and investor strategies as stakeholders prepare for the G20 outcomes [1]