Which line is the subway from Cuqiao to Chengdu East Station?

1. Walk 732 meters from Cuqiao to Huaxing Station, take the subway 10 line, pass two stops and get off at Taipingyuan Station.

2. Walk 50 meters to Taipingyuan Station, then transfer to Metro Line 3, take Metro Line 3, pass 7 stops and get off at Xichun Road Station.

3. Walk 58 meters to Xichun Road Station, change to Metro Line 2 at this station, take Metro Line 2 Station 6, and get off at Chengdu East Railway Station.

4. Walk 802 meters to the west square of Chengdu East Railway Station.