The timing of surgery for hypospadias is influenced by several factors: 1. the psychological impact of hypospadias on the child: taking this factor into account, the surgery should be done before the child has a memory. 2. The social impact of the child with hypospadias: considering this factor, the surgery should be done before entering the nursery and kindergarten. 3.The influence of anesthesia safety on surgery for children with hypospadias: anesthesia is relatively safe for children over 6 months of age, but an anesthesiologist with experience in pediatric anesthesia should be chosen. 4.The difficulty of surgery and the failure rate of surgery increase when the penis of a child with hypospadias is too small to develop. 5.Children aged 1-2 years have high levels of growth hormone and anabolism, so the surgical incision heals quickly and the success rate of surgery is high. 6.Urethral hypospadias is a kind of plastic surgery that is more complicated, has considerable difficulty and has a high failure rate. You should find a doctor who has a lot of experience in treating hypospadias before performing the surgery. To avoid the pain of multiple surgeries for the affected child. Combining the above 6 factors, surgery is more appropriate for patients with hypospadias at the age of 1-3 years.