The friendship between the Soviet Union and Germany depends on Poland.

The East Building of Chang 'an Rongxing Center belongs to Xibianmen Community of Yuetan Street. Xibianmen Community in Yuetan Street, Xicheng District, Beijing consists of four closed communities. Chang 'an Rongxing Center is located on the south side of West Chang 'an Avenue, adjacent to Financial Street. To the north, Beijing Merchants International Financial Building faces other important financial institutions such as China People's Bank and China Industrial and Commercial Bank Head Office across the street. Ocean Building is in the northwest, Yin Tian Building is in the west, and Nanshangshikou Street is in the east.