US Secretary of State Powell arrived in Beijing on July 28.He vowed to work towards a constructive Sino US relationship during his visit to Beijing that gave hopes for more positive bilateral ties in the future.

• 美国国务卿鲍威尔于7月28日抵达北京。他声称要在访问北京期间努力将中美关系引向建设性的方向，希望未来的双边关系能向更积极方向发展。