How to distinguish between a class of Class II and Class III medical devices by looking at the approval number (registration certificate), it is best to attach the most

First of all, look at the first word and the fourth word of the registration certificate, if the country, respectively, ready, is an imported class of equipment. If the fourth word is ready, the first word is not the country, then a class of domestic equipment,

Secondly, if the fourth word is "into", then look at the "into" the word behind the fifth digit, the number is a few is a few types of products, the 6th-7th digits of the product classification code,

Secondly, if the fourth word is "into", then look at the "into" the word behind the fifth digit, the number is a few is a few types of products, the 6th-7th digit is the classification code of the product,

If the fourth word is not "into", then look at the first word, if it is "country" is three categories, and the fifth number will be 3, this can be corresponding to each other, to check, if the first word is not If the first character is not "国", it will be 2, and the 5th digit will also be 2.

This is my profound summary