Blood test can help diagnose diseases. There are many blood tests, such as routine blood test, liver function, kidney function, blood lipids, biochemistry, major biochemistry, hepatitis B penta, viral quadruple test, tumor markers and so on, as well as some other special tests, so the exact amount of money spent on the blood test needs to be determined according to the items chosen. In general tertiary hospitals, blood test is about 20 yuan, liver function, kidney function is about 40 yuan, blood lipid is about 80 yuan, small biochemistry is about 200 yuan, large biochemistry is about 350 yuan, hepatitis B five is about 150 yuan, virus four is about 120 yuan, and tumor marker is about 400 yuan. So you have to choose the specific test items according to your own situation and the doctor’s guidance and advice, while the number of expenses may vary in different areas and hospitals.