['To discuss the application scope of Sini capsule in treationg coronary heart disease angina.', 'Different syndrome of coronary heart disease angina was treated with the same Sini Capsule, and the change of angina, electrocardiogram and cardiac function was observed.', 'Sini capsule could evidently decrease angina outbreak, improve ischemia electrocardiogram and enhance cardiac function. Sini capsule could make different degree treatment effect for different syndrome.'] Do [ Clinic observation of sini capsule on treating different syndrome with the same principle in angina patients ]?