What is the best way to travel from Hong Kong to Nanchang?

You are advised to pass the border from Lo Wu Port and enter Shenzhen first. Then walk to the Main Railway Station. There are several direct trains that can take you to the destination. The train schedules are 07:35, 10:37, 14:50, 18:43 and 19:57. It takes 10-12 hours. The ticket fare of soft sleeper is CNY337, hard sleeper is CNY221 and hard seat is CNY119.