In 1949, it was moved Ratchavithi Rd., Khlong Krachaeng, Mueang Phetchaburi District to expand in the school and build new building that His Royal Highness Prince Uruphong Rajsombhoj remembering. So, that building was called Uruphong building. His Royal Highness Prince Uruphongs Rajsombhoj was the King Rama the 5’s son who died since he was sixteen years old.