1, first, from the Summer Palace, walk 500 meters to the Beigongmen Station subway station.
2. Second, get on the train at Beigongmen Station subway station and take the subway line 4 train in the direction of Tiangongyuan.
3. Then, after 12 stops, get off at Ping'anli subway station.
4. Finally, get out of the subway station from Exit B and walk 300 meters to reach Guardian Temple Snacks.