Tencent, Alibaba and others invest in brain-computer interface research and development company Stairway Medical.

According to the Tianyancha App, Shanghai Jieti Medical Technology Co., Ltd. recently underwent a change in its business registration, with Alibaba's Hangzhou Haoyue Enterprise Management Co., Ltd. and Tencent's Shanghai Qishan Investment Co., Ltd. being added as shareholders. At the same time, the registered capital increased from 1 million RMB to approximately 3.06 million RMB. The company was established in August 2021, with Zhang Shiqiang as the legal representative. Its business scope includes sales of second-class medical devices, production of second-class medical devices, production of third-class medical devices, etc. Currently, Zhao Zhengtuo, Li Xue, and the newly added shareholders mentioned above collectively hold shares in the company. The company's official website indicates that it is an innovative technology enterprise focusing on the field of implantable brain-machine interfaces.