You can take Metro Line 2 from Chengdu East Station to the Eiffel International Hotel. According to Baidu map, this journey takes about 40 minutes. The specific route is as follows:

1. Take Line 2 from Chengdu East Railway Station (Line 2) and get off at Xichun Road Station.

2. Transfer to Line 3 at Xichun Road Station (towards Xipu), continue to take the subway and get off at Tianfu Square Station.

3. Transfer to 1 line at Tianfu Square Station (towards Guangdu) and continue to take the subway and get off at Jinjiang Hotel Station.

4. Transfer to Line 4 at Jinjiang Hotel Station (towards Chengdu South Railway Station) and continue to take the subway and get off at Gaoshengqiao Station.

5. After leaving the station, walk about 500 meters to reach the destination Eiffel International Hotel.