There is no through train, so you can go to Neijiang first and then transfer to Yibin by bus. K9472/K9469 air conditioning is fast, starting from Xichang 18:44, arriving in Neijiang the next day 10:50, hard seat 103 yuan; After arriving at Neijiang Railway Station, take bus 2 15 to Neijiang Expressway Passenger Transport Center. The shuttle bus from Neijiang to Yibin takes the expressway from here, which takes about 2 hours.