The investigation shows that the ethical consensus of different household registration population in Jiangsu province mainly includes：the restriction ability of ethics to individual behavior； The key factors of forming new ethical relations and moral concepts； Key factors in addressing issues of civic morality and social mores； The doctor's moral status and so on. The difference of ethics mainly includes：the important content of moral life； The main reason for today's bad moral habits； Bad moral fashion is mainly responsible for； Satisfaction of government officials' ethical，moral status and so on. It can be seen that ethical and moral consensus mainly exists in the macro level and the public domain. The differences of ethical and moral cognition mainly exist in micro-level and social field.