With the popularity of social media and young people's love for memes, Cantonese dialect emojis have become increasingly popular among young people. However, there is a lack of in-depth research on how these emojis affect young people's sense of identity with Cantonese culture. In this study, a questionnaire survey was used to collect data on the usage, frequency, main usage scenarios and purposes of Cantonese dialect emojis. Through analyzing the collected questionnaire data, this paper explored the influence of Cantonese dialect emojis on young people's sense of cultural identity in Guangdong Province. The results of the survey showed that 89% believed that Cantonese dialect emojis can help the younger generation to better understand and identify with Cantonese culture. Most young people use Cantonese dialect emojis frequently, mainly in social media platforms, chat apps and online forums or communities, and these emojis increase emotional expression and entertainment among young people. At the same time, it also shows the recognition of Cantonese culture.