A marriage examination is a routine physical and genital examination of the man and woman before marriage. Specific examination items include: infectious diseases, reproductive organs, hereditary diseases, and medical history inquiry. 1. Infectious disease examination: including hepatitis B, syphilis, AIDS, etc. 2. Reproductive organs examination: including male sexual function, semen, and female uterus, fallopian tube, ovary and other examinations. This program is mostly to check whether there are deformities and diseases, and based on the results of the examination to determine whether there is fertility, whether it is necessary to suspend childbirth, etc. 3. Genetic disease examination: including thalassemia test, G6PD deficiency (serosanguineous disease) test, etc. Chromosome examination is also needed when necessary, mainly to ensure the health of the child. 4. Medical history inquiry: to understand the blood relationship between the two sides and past medical history. For example: mental illness, infectious diseases, genetic diseases, congenital defects and so on. Through the marriage examination can be timely found men and women whether there are abnormalities, timely targeted treatment, in order to improve the quality of life after marriage.