How many time zones does China have?
1. Geographically, China covers five time zones (Zhongyuan, Longshu, Tibet, Kunlun and Changbai Time Zones). However, the standard times used in Chinese Mainland, Hong Kong, Macau, and Taiwan Province are the same, for they are all in the same time zone (UTC+8), 8 hours ahead of the Universal Time Coordinated.