Xiaodong CHEN has been dedicated to the clinical promotion of brain science products for over ten years. Since 2021, he has been paying close attention to the research and application of brain-computer interfaces (BCIs) in hospitals. In particular, he has a deep understanding of the current status of the purchase and use of non-invasive BCIs in rehabilitation departments. He also actively follows new directions of BCIs both domestically and internationally, and frequently introduces the latest non-invasive BCI products and information to clinical settings.