Prostate cancer is the sixth leading cause of cancer death in men worldwide, and the incidence of prostate cancer in the United States is about 0.1248 percent, much higher than in Asian countries such as China. Dr. Ken Sikaris, a Fellow of the Royal Australasian College of Pathologists and a member of the Melbourne Pathology Laboratory in Australia, emphasized at the 2011 Roche Diagnostic Oncology Forum in Shanghai, China, on November 6 that although the incidence of prostate cancer in China is low compared to Western countries, the mortality rate is high, suggesting that currently This indicates that most prostate cancer patients in China are at an advanced stage at the time of diagnosis.