The map says Winter, Issue 18, 2000.
Map is prior to 2008 Olympics, 50/50 Chinese/English.
I went to Beijing in 2001 and they were building like crazy for the Olympics.
Actual size (of cover shown in photo) is 6.25 inches wide by 7.25 inches high.
Its 16 segments unfold into one large piece of paper about 21 x 29 inches.