"1. Increase nursing work efficiency: The information system introduces the hemodialysis process record wireless upload such that the time consumption of approximately 50 minutes for each work shift to prepare manual drawings is reduced to 20 minutes with the saving of 30 minutes of time, leading to the saving of 810 minutes per day. This is equivalent to the saving of approximately NT$ 21,000 for the nursing manpower per day. 2. Patient weight data accuracy: After the introduction of the information system, the weight data accuracy is reduced from the error rate of 8 cases per month to zero errors, which significantly increases the patient safety. 3. Increase patient satisfaction: PIS provides multiple function selections. Patients can watch TV, educational health videos and healthcare personnel can also interact with patients face to face in real-time in order to handle the needs of patients and to achieve the objective of direct communication. 4. Energy saving and carbon reduction: The introduction of the system is able to reduce the carbon emission due to the printing of papers and the amount of use of papers in order to contribute efforts in environmental protection. In addition, it is estimated to reduce approximately 90,000 pieces of papers per month, which is beneficial to the environmental protection and care of our earth. "