1, get off at the national embassy of Baishiqiao on Metro Line 4. Just bring your ID card. 2. Xidan Book Building. This is a place where books are sold, but you can take a bottle of water, a loaf of bread and a cushion, go in by yourself, find a book you like and sit on the ground and read it. . . . Until the book mall closes, come out and watch it for a day. When you go in, you will find many people reading books. 3. Wangfujing Book Building. The significance and methods of Xidan. These two are on the subway 1 line.