A comprehensive hepatitis B examination includes liver function test for 120 RMB per visit. The five quantitative tests for hepatitis B, at$170 per visit, include hepatitis B surface antigen, hepatitis B surface antibody, hepatitis B e antigen, hepatitis B e antibody, and hepatitis B core antibody. There are also tests for hepatitis B virus HBV-DNA at RMB 120 per test; fetoprotein test at RMB 50 per test; liver fibrosis index test at RMB 160 per test; liver 3D ultrasound test at RMB 230 per test; and liver elastography at RMB 180 per test. These tests are all necessary as tests for hepatitis B. It is recommended to test every 6 months to observe changes in the disease.