 - 1Tongxinluo contraindication . 2Receiving GP IIb IIIa receptor antagonist treatment 3Who complicate the known bleeding tendency and blood system diseases. 4NYHA grade III IV 5Aspirin or clopidogrel allergies 6Severe liver or kidney dysfunction 7Pregnancy 8Cannt accept 30 days supervision and blood proofer. 9Other serious illness, life expectancy less than 6 months. 10 Planned surgery recently 11 PCI again within 30 days. 12 Mental diseases interfering understanding the informed consent form 13Accept other drugs or participate in other clinical research at the same time . 