Which bus should I take from East Station to Marriott Supermarket?

Bus route: Metro Line 2 → p40 Road → Dujiangyan City 20 1a Road, the whole journey is about 7 1.6 km.

1. Walk about 350 meters from Chengdu East Station and arrive at Chengdu East Station.

2. Take Metro Line 2, pass 2 1 station and arrive at Xipu Station.

3. Walk about 70 meters and arrive at Xipu Bus Station.

4. Take p40, pass 37 stops and arrive at jiepai Station.

5. Walk about 100 meters to heirakuji Station.

6. Take the 20 1a Road in Dujiangyan City, and after 23 stops, arrive at the first ring road station of Xiangfeng Road.

7. Walk about 870 meters and arrive at Marriott Supermarket.