How many floors are there in China Patent Building?

China Patent Building is located at No.3, Courtyard Xie Jie 1 1, Gao Qiao, Haidian District, Gong Wei Village 1.8km, Xizhimen Station 2.2km, and bus 16. 26 roads; 94 road; 603 road; Spring Festival travel rush rush line 1 line in colleges and universities; Line 2 of the University Spring Festival travel rush Emergency Transportation Special Line; Express straight line 35; Night 14 road, etc. The nearest bus stop at the entrance of the building is called "Daliushu South", and there is a bus to Xizhimen subway station; North of Dahuisi Road, there is a station called "East Exit of Dahuisi Road", and there is a bus to Guo Tu subway station. You can go to Beijing Jiaotong University by crossing an overpass, and it is convenient to take a walk and exercise on the playground. Of course, you can also walk a few hundred meters south, which is the north gate of the zoo; China Patent Building has floors 16 above ground and 2 underground, and the floor numbers are not 13 and 14. China Patent Building is managed by Xinzhi Ruitong Property. There is a parking lot on the north side of the middle school next to the building, which is the internal parking lot of the Second Branch of Jiaotong University. It is usually attended by staff and only for teachers to park. During the summer vacation, it is said that you can park for free without supervision. Parking space is limited, first come, first served.