What are the rules of Lingyun Pavilion in Zhengzhou Martyrs Cemetery?

Opening hours are from 7: 00 to 17: 30. Group visits need to be booked by telephone in advance and can only be entered after passing the security check. According to the notice of opening the park issued by official website, Zhengzhou Civil Affairs Bureau, as of April 10, 2023, the admission rules of Lingyun Pavilion in Zhengzhou Martyrs Cemetery are as follows: the opening hours are from 7: 00 to17: 30, and group visitors need to make an appointment by phone in advance, and they can only enter after passing the security check. Martyrs Cemetery is a facility to commemorate martyrs. Martyrs memorial facilities, refers to the martyrs cemetery, memorial hall, memorial pavilion, memorial tower, memorial statue, martyrs' columbarium, martyrs' tomb and other facilities specially built in People's Republic of China (PRC) to commemorate martyrs.