Northern Railway that express a Signature is already originally for nearly 30 years that is "express Nakornping" (train No. 1 route up and train No. 2 down), which is known as Express has been popular for a long time and also a great sleeper train and best available in Thailand. But when the time changed All is changed The train has brought new train sets to replace the existing so "express Nakornping" public servants to stop work on November 11, 2559, the last station in Bangkok. And forwarded to "Autra Express Route" (No. 9 train arrivals and ranks No. 10 downstream) acts on the same day.