3、销售三类医疗器械，你必须要自己的库房，而且库房里需要设置冷藏库，因为三类医疗器械，是有保温需要的，超过一定的温度，就容易变质影响产品质量，所以很少有经销商有销售三类医疗器械的资格。

4、去工商局办理增项，是需要带着工商局的工作人员来查看库房的，你zui好把库房收拾一下，然后领取《医疗器械经营企业许可申请表》并填写，并把企业相关资质全部带上，还需要带上质量人员的相关资料。

5、三类医疗器械经营许可证，需要直接去市级人民政府食品药品监督管理部门办理，在接受资料后的30天内进行审核，如果符合相关规定，就可以颁发三类医疗器械经营许可证。

二、经营许可证是营业执照吗

o to the industrial and commercial Bureau for additional items, is the need to take the staff of the industrial and commercial bureau to check the warehouse, you would like to clean up the warehouse, and then get the "medical device business enterprise license application form" and fill in, and bring all the relevant qualifications of the enterprise, but also need to bring the relevant information of quality personnel. 5. The business license of Class III medical devices needs to be handled directly by the food and drug supervision and administration department of the municipal people's government, and shall be reviewed within 30 days after receiving the materials. If the relevant regulations are met, the business license of Class III medical devices can be issued. 2. Is the business license a business license