When there was an emergency, seek information of patient blood units, we encountered many difficulties, complicated and take longer. Objective: To build management software alum blood transfusion services. Subjects: information of blood donors, information of blood units. Method: Building information management software. Results: Administrative management is difficult, time consuming and has some gaps; this to great effect in treating patients. Conclusion: The development of software to manage information in blood transfusion services is essential and urgent.