Recently, a delegation led by Minister Li Junman from the Pharmaceutical Center's Frontier Department of the Peking Municipal Science and Technology Commission and Deputy Director Zheng Meng of the Daxing District Science and Technology Commission visited Beijing Chieftain Control Engineering Technology's subsidiary, Beijing Brain Connect Technology Co., Ltd., for in-depth discussions on further promoting the development and application of brain-computer interface technology. It was reported that the company has achieved a series of important technological breakthroughs and completed prototype trials of three neural rehabilitation products based on brain-computer interface technology, which are: a cognitive rehabilitation system based on visual evoked potential paradigms, a hand function rehabilitation system based on brain-computer interface, and an innovative mixed paradigm product for upper and lower limb active-passive rehabilitation system based on visual enhanced motor imagery.