Money on arrival and express train at PEK

There are three exchange spots on F1.
Greenet Currency Exchange in the public area of International Arrival Hall, F1, T2
Greenet Currency Exchange in the public area of Arrival Hall, F1, T2
Hang Seng Bank in International Arrival Luggage Hall, F1, T2

The exchange rate changes every day, but generally speaking, the rate of these two banks are almost the same. Upon your arrival, you can compare the rate they offer, and choose a better one.

The location of the express train is as below:
Terminal 2: B2 of Parking Garage No. 2
Terminal 3: and F2 of Parking Garage No. 3.
After checking out, you can follow the clear signs to find the train easily.