The operation time of Guangzhou Metro Line 2 is from 6 am to 23 pm ... According to relevant public information, the operation time of Guangzhou Metro Line 2 is formulated after comprehensive consideration of local traffic conditions and citizens' travel needs. Around 23: 00 pm is the night traffic control time in Guangzhou. In order to avoid congestion and traffic accidents at night, Metro Line 2 stops operating during this period, and 6: 00 am is the beginning of the busy urban traffic period. In order to meet the travel needs of citizens, Metro Line 2 began to operate during this period.