Chángtú sījī liánxù kāichē sì xiǎoshí suàn píláo jiàshǐ.
A long-distance driver driving for four continuous hours counts as fatigued driving.
Tips
usage
Chinese traffic law explicitly defines 疲劳驾驶: over 4 hours continuous driving without a 20-minute rest for commercial drivers. Highway service areas have signs "疲劳请进入" (if tired, please come in).