Parkinson's disease is a common degenerative disease of the elderly. Based on previous findings, there is a long, early phase before motor symptoms of Parkinson's disease appear. This app screens its risk factors through questionnaire assessment and cognitive tests to estimate the risk of developing Parkinson's disease in the future.

Baijiantong's services include:
- Assessment of future risk of Parkinson's disease by self-assessment and cognitive testing
- Regularly push the latest research progress and introduce the prevention and treatment strategies of Parkinson's disease