The bullet train from Shenzhen to Dongguan takes about 25 minutes, while the bus usually takes about 1 hour. The bullet train and high-speed train leave from Shenzhen Railway Station. There are more than 90 bullet trains all day, starting at 6: 20 in the morning and the last train at 22: 40 in the evening. The whole journey takes about 30 to 45 minutes, depending on the number of stopovers.
Please note that the specific travel time may be affected by the traffic conditions, weather and railway operation on that day. It is recommended to plan ahead and leave enough time to deal with possible delays. At the same time, tickets can be purchased in advance through 12306 official website or other online booking platforms.