Among them, when evaluating novelty, you must compare your patent application with the comparison file, which must belong to the same field as the patent you applied for, and disclose every technical feature of the technical scheme of your patent application claim to solve the same technical problems and achieve the same technical effect.
When evaluating creativity, you can combine multiple comparative documents or common sense to see if you can get the technical scheme of your claim through combination.
Of course, I can only give you a brief talk here. If you really want to know more, buy a review guide.