Here is the letter from the Head of Islamic Religious High School (STAI) Khozinatul Ulum Blora Number : 610/STAIKHOZ/P/XII/2022 Date 27 December 2022 regarding notification of National holidays and collective leave for the New Year 2023 on Saturday 31 December 2022 and Sunday 1 January 2023 and active lectures again on Monday, 2 January 2023
