This systematic red light treatment equipment is an assistant method for tumor therapy. It is utilized to enhance the sensitivity for tumor radiotherapy, to improve the fatigue of tumor patients, to enhance the immunity of patients, to improve the tolerance of patients and to reduce the toxicity of radiotherapy. This phototherapy treatment can also be widely applied to other diseases and for daily health treatments, such as healing wounds, skin photoaging, depression, diabetic foot, ischemic cardio-cerebrovascular disease and for delaying skin aging. It also has a positive and significant effect on skin diseases, respiratory disease, endocrine and metabolic diseases, physical fitness enhancement and musculoskeletal diseases.