The message sent by the other party. Xiaohongshu Didi is a personal release of notes. Others will send messages and ask about the relevant content of the notes. Didi will appear after the other party sends the message, so Xiaohongshu Didi is a message sent by the other party. Xiaohongshu is a lifestyle platform and consumer decision-making portal. The founders are Mao Wenchao and Qu Fang. As of July 2019, the number of Xiaohongshu users has exceeded 300 million, 70% of which are born in the 1990s.