... latest UL864&EN54 standard. Key words: Fire alarm Control Panel,conventional fire alarm control panel, fire alarm panel, fire alarm, FACP, fire alarm system, fire ... and ServiceShenzhen Orena Photonic Technology Co., LtdOrena Bldg, Zhong'an Industrial Park, Longjing Road, Nanshan District, Shenzhen, 518055, China..Ph: 86 ...