1. JD.com's trial operation period is a relatively short period of time.

2. This is because JD.com's trial operation period is to test and adjust the platform's operating model, system functions, etc., to ensure that stable and high-quality services can be provided before the official operation. The trial operation period usually involves a period of market testing and user feedback collection in order to make necessary improvements and optimizations.

3. During the trial operation period, JD.com will carry out a series of activities and promotions to attract the participation of users and merchants, and will also conduct system testing and adjustments. This period is relatively short, but it is crucial to the operation and development of the platform, and lays the foundation for the official operation.