我租了一写字楼,正在装修,因房间较多,需要增加相应消防系统里的喷玲的设备,但物业收费与正常市价高出百倍,我认为非常不合理,但只能委托他们,请-I rented an office under renovation, more rooms, the need to increase the corresponding system's fire-ling spray equipment, but the property charges and 100 times higher than