First of all, you can take a train from Jining to Chengdu. The train here only goes to Chengdu North Station. When you arrive at Chengdu North Station, you can take a bus to Emei Mountain at Xinnanmen Station in Chengdu. The fare is 42 yuan, and it takes about 3.5 hours to get to Emei Mountain National Security. You can also take the high-speed train to Emei Mountain at Chengdu East Railway Station (East Railway Station). The fare is about 65 yuan, and it takes about 1 hour and 37 minutes to arrive at Emei Mountain Station. Then you can take 10 minute bus 5A or 8 to the scenic spot.
Secondly, you can take Jining to Hohhot (about 142km apart). There is a through train from Hohhot to Chengdu East Railway Station (East Railway Station), and then you can transfer directly to the high-speed train at Emei Mountain here, which is more convenient.
Jining-Chengdu North Railway Station
Hohhot-Chengdu East Station and Hohhot-Chengdu North Station