Premature ejaculation sperm lock training method: about 1 hour before going to bed at night, wash your hands and external genitalia, naked in a quiet bedroom without others to disturb, warm and suitable, hands coated with an appropriate amount of olive oil (massage oil, human lubrication can also be), self-masturbation training, that is, with one hand moderately hard to hold the penis up and down, the other palm massage glans coronal groove, while imagining erotic scenes or watch erotic film and television materials (such as with the consent of the The other hand palm massage the coronal groove of the glans, while imagining erotic scenes or watching erotic films and videos (such as with the consent of the sexual partner, can be in the sexual partner nude sexual stimulation by the sexual partner to assist masturbation better). The first thing you need to do is to stop the action immediately before you reach the climax of ejaculation, put the thumb of one hand on the coronal groove of the glans, the remaining four fingers on the urethral ligament of the penis, squeeze the glans to a tolerable degree of pain (be careful not to use your fingernails to pinch or forcefully break the strong erection of the penis to prevent penile damage), while shifting your mind, imagine things unrelated to sex, pain and shifting the dual role of the penis gradually weakened After, masturbation training again, to the upcoming orgasm before ejaculation again squeeze penis, the same method, so repeated training 8 times, the time is about 30 minutes, to the last ejaculation climax do not squeeze the glans, and let the semen ejaculation (such as a sexual partner can be normal sexual intercourse ejaculation). Finally, wash your hands and genitals and go to sleep easily. This training, once every 3 days, generally adhere to 2 months that is to see good results, sexual intercourse time can be extended to about 15 minutes, or even more lasting, to achieve the realm of sexual harmony between husband and wife. If the effect is not obvious, you can carry out another 2 months of training. This method is safe and reliable, effective for most patients, but there are still a few patients with less than ideal results, should go to the hospital for follow-up to take further examination and treatment measures.