[2] After the war's end, Taiwan was annexed to the five time zones system of the Republic of China.

Because the term "Chungyuan" (Zhongyuan) refers to the Central Plain of China, the government gradually phased out the name in favor of "National Standard Time".

[6] In October 2017, a petition took place to change the offset to UTC+09:00, which was responded by an assessment of potential impact by the government.

[8] The time is released according to the caesium atomic clocks aggregated by National Standard Time and Frequency Laboratory under Chunghwa Telecom after consulting the data provided by International Bureau of Weights and Measures.

[9][10] National Standard Time used in Taiwan is also the same as China, Hong Kong, Macau, Ulaanbaatar Mongolia, Philippines, Malaysia, Singapore, Western Australia, Brunei and Central Indonesia.