Whole blood test is a method to check various laboratory items by drawing peripheral blood from the patient. The items of whole blood check include: a. routine blood, blood type, including ABO blood type, Rh blood type, as well as blood sedimentation, infantile cell examination and so on. Second, a variety of hemolytic disease examination, such as acid hemolysis test and anti-human globulin test, including indirect anti-human globulin test, direct anti-human globulin test, etc. Various coagulation index tests, including bleeding time test, coagulation time test, prothrombin time, prothrombin time, partially activated prothrombin time, fibrinogen, D-dimer test, etc. Various biochemical tests, including liver function, kidney function, electrolytes, blood lipids and other tests, etc.