What certification is required for medical device product certification?

What six certificates should be checked to buy medical device products? \x0d\(1) "Medical Device Manufacturer's License" (Class II and III medical device manufacturers); \x0d\(2) "Medical Device Product Registration Certificate"; \x0d\(3) "Medical Device Operator's License" of the business enterprise operating the product (refers to the operation of thirteen types of Class II products other than Class II and Class III products business enterprise); \x0d\(4) Certificate of Conformity for the product; \\x0d\(5) \x0d\ (5) 3C certification certificate (where included in the "implementation of mandatory product certification of the product catalog" within the medical device equipment, there should be 3C certification certificates and signs); \x0d\ (6) EMC certificate (refers to the medical electrical equipment). \x0d\? Xiamen Freda medical device consulting company sincerely for your service.