There are more pre-pregnancy check-ups for women, including general check-ups, routine blood tests, routine urine tests, reproductive system tests, four eugenic tests, liver and kidney function tests, gynecological endocrine tests, chromosome tests, etc.: 1. General check-ups: i.e. women’s height, weight, blood pressure, heart rate, oral conditions, electrocardiogram, thyroid function, etc.; 2. 2. Routine blood tests: to determine the presence of blood system diseases such as anemia by observing changes in the number and morphological distribution of blood cells; 3. Four tests for infectious diseases: to check for diseases such as hepatitis B, hepatitis C, syphilis and AIDS; 4. The gynecological endocrine examinations: blood tests to determine the estrogen, progesterone, luteinizing hormone and follicle stimulating hormone in women’s bodies; 7. Liver function test: The liver function test mainly includes transaminase, bilirubin, protein, alkaline phosphatase, and glutamyl aminotransferase. Kidney function test is done by blood sampling to determine glomerular filtration function, including urea nitrogen, creatinine, uric acid, etc.; 9. Chromosome test: There are two kinds of invasive tests and non-invasive tests to detect whether the mother or fetus has chromosomal abnormalities and genetic diseases, etc.; 10. ABO hemolysis test: It is a test to prevent neonatal hemolysis, including blood type and ABO hemolysis titer.