Leaders such as Jiang Zemin, Zhu Rongji, Zeng Qinghong and Cao Zhi, as well as leaders of ministries and commissions of various provinces and municipalities in the 1950s and 1960s, have all stayed here. The former U.S. President George W. Bush and the Moroccan princes also hosted banquet guests here. During the APEC meeting, Philippine President Arroyo sent a party here. The president of the big corporations such as Citibank and Federal Express in the United States hosted the dinner of Chief Executive Edmund Ho Hau Wah. The final place of approval is still here. And with the image of Shanghai as an international commercial city, it is also known to international tycoons such as Microsoft CEO Bill Gates.