Given the task definition and input, reply with output. You will be given a passage, and your task is to generate a Yes/No question that is answerable based on the given passage.

The time in China follows a single standard time offset of UTC+08:00 (eight hours ahead of Coordinated Universal Time), despite China spanning five geographical time zones. The official national standard time is called Beijing Time (Chinese: ) domestically and China Standard Time (CST) internationally. Daylight saving time has not been observed since 1991.
is beijing in the same time zone as shanghai?