Philippine Standard Time Philippine Standard Time Philippine Standard Time (, abbreviated PST or PhST), also known as Philippine Time (PHT), is the official name for the time in the Philippines. The country only uses one time zone (), and for a short period, it also used daylight saving time. Geographically, the Philippines lies within 116°40′ and 126°34′ east of the Prime Meridian, and is physically located within the time zone. Philippine Standard Time is maintained by the Philippine Atmospheric, Geophysical and Astronomical Services Administration (PAGASA). The Philippines shares the same time zone with Hong Kong, Macau, Singapore, China, Taiwan, Malaysia, Brunei, central Indonesia,
Royal Standard of Thailand to the 'Thong Chudhathipathai' (ธงจุฑาธิปไตย). In 1910 King Vajiravudh replaced the Royal Standard and Royal rank flags to mirror the change of the National emblem from the Coat of Arms of Siam to the Royal Garuda. These flags are retained and in use to this day. Six years later he also redesigned the national flag and naval ensigns. Royal Standard of Thailand The Royal Standard of Thailand ( "Thong Maharat") is the official flag of the King of Thailand. The standard was adopted in its present form in 1910 under King Vajiravudh (Rama VI), superseding the first Royal Standard created