Inclusion Criteria:

- Localised with one of any high recurrence risk factors(Gleason score≥8 or
preoperative serum PSA≥20ng/ml), or locally advanced(T≥pT3、N0M0 and any T、N（+）M0 )
Chinese prostate cancer patients confirmed histologically through radical
prostatectomy either with laparoscopy or laparotomy within 1 month after surgery.
Before the patient recruitment, the investigator has decided to prescribe immediate
postoperative adjuvant hormonal treatment to the patient according to the Chinese
routine practice.

- Provision of written informed consent prior to any study specific procedures.

Exclusion Criteria:

- Patients must not enter the study if any of the following exclusion criteria are
fulfilled

- Have used neoadjuvant hormonal treatment prior to the surgery.