Short video platforms actively recommend copyright infringing videos to users using algorithmic recommendation technology, therefore short video platforms should fulfill certain duty of care. Under the circumstances that the algorithm recommendation technology is "pseudo-neutral", the standard of duty of care of short video platform is not clear, and the exemption system of duty of care of short video platform is lacking, the short video platform should be required to integrate the value concept of preventing copyright infringement into the algorithm design, and formulate a reasonable standard of duty of care, and improve the exemption system of duty of care.