The handheld coagulation analyzer is used in conjunction with the electrochemical kit produced by Lansion Biotechnology Co., Ltd., and can be used for quantitative measurement of prothrombin time (PT) and activated partial thromboplastin time (APTT), fibrinogen (FIB), thrombin time (TT), activated clotting time (ACT) in human whole blood or peripheral blood. The test results are used for assisting clinical diagnosis.