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3.Provide retiree not pay is basic medical treatment insurance premium, basically have the consideration of 3 respects, be the property decision that is sure by social medical treatment, insurance of social medical treatment should be reflected help each other in all aid, healthy person helps ailing person, retired worker is average sicken is more, it is the weak force crowd that need society takes care of; 2 it is for balanced company load, offer the opportunity of fair competition for the enterprise, participate in market competition; 3 it is to consider retiree is during the job previously, had made contribution for the society, the income after retiring is low, the worker that has retired now especially, accumulate without what be used enoughly at medical treatment defray, medical treatment burden is heavier.

