The tubes are applicable to the clinical blood test and suitable for the blood cells analysis. The internal walls of the tubes are coated with the anti-sticking agent, and meanwhile add the anti-coagulant. EDTA anti-coagulant has low effects on the blood cell integration and blood cells configuration, which can restrain the platelets integration. The tubes are applicable to the clinical blood test and suitable for the blood cells analysis. The internal walls of the tubes are coated with the anti-sticking agent, and meanwhile add the anti-coagulant. EDTA anti-coagulant has low effects on the blood cell integration and blood cells configuration, which can restrain the platelets integration.