Purpose/Significance Under the background of the rapid development of the new generation of information technology, the policy supports the smart health care industry, and all kinds of smart health care products are constantly popularized and applied. Exploring the practical issue of elderly users using smart health care products is of great significance for China to carry out smart actions to help the elderly and build a digital inclusive old-age society. Method/Process Based on the text information data such as news reports, product reviews and in-depth interviews, this paper adopted the grounded theory method, and formed 3 relational categories, 31 preliminary categories and 69 initial concepts through three-stage coding, and constructed a model of influencing factors of elderly users’ use of smart health care products. Result/Conclusion The research showed that the aging degree, product use guidelines and product safety design affect the psychological perception of elderly users, and individual char