1. First of all, according to Baidu map, it takes 2 hours and 30 minutes to ride 2 1 km on Jianguomennei Street in Liyan, Beijing.

2. Secondly, turn left into Chaoyangmen South Street and ride for 30 kilometers, which takes 3 hours and 50 minutes.

3. Finally, ride to the right, enter Dongzhimen Waixie Street for 29 kilometers, and arrive at Pinggu District in 3 hours and 25 minutes.