What is the most cost-effective way to go to Jiuzhaigou by train from Beijing?

There are three options to go to Jiuzhaigou by train from Beijing.

1. Take the train 1363 or K5 from Beijing West to Chengdu, and take the train K 1 17 from Beijing West to Panzhihua, and get off at jiangyou city Railway Station, the nearest railway station to Jiuzhaigou, the hometown of Li Bai in Sichuan. There are several buses to Jiuzhai every day at Bus Station No.76 in jiangyou city.

2. Take the 1363, K5 and T7 trains from Beijing West to Chengdu and the K 1 17 train from Beijing West to Panzhihua, get off at Chengdu Railway Station, and then transfer to Jiuzhaigou by bus.

3. Take the 1363, K5 and T7 trains from Beijing West to Chengdu, and the K 1 17 train from Beijing West to Panzhihua, get off at Chengdu Railway Station, transfer to Jiuhuang Airport and take a bus to Jiuzhaigou.