The first thing you need to do is to take a look at the following pictures: 1. You can use topical medications, such as lidocaine or bupivacaine paste applied topically to the glans, which can play the role of surface anesthesia to prolong sex. 2. The actual fact is that you can find a lot of people who are not able to get a good deal on a lot of things. Surgery to cut off the thin dorsal penile nerve and retain 2-3 branches of the dorsal penile nerve with a diameter of more than 1.5mm can reduce the surface sensitivity and also ensure that the local sensation is normal. However, the surgery has certain risks and needs to be considered carefully.