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Peking University Math Prodigy Wei Dongyi Tops 23 Million Douyin Followers

Peking University is providing dedicated medical support in response to fan concerns over Wei’s health.

Wei Dongyi and math numbers
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Wei first captured national attention in 2021 when a street interview showed him in tattered clothes, holding a water bottle and a plastic bag with three steamed buns. Photo: Douyin
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Overview

  • Wei Dongyi launched his Douyin account on June 4 with a four-second self-introduction video.
  • His follower count soared past 23 million by June 9, making him one of China’s fastest-growing social media personalities.
  • The university confirmed he has ongoing health issues and now assigns staff members to accompany him to medical appointments.
  • At 33, Wei earned Gold Medals at the 49th and 50th International Mathematical Olympiads and completed his PhD at age 28.
  • Wei’s family established his social media presence to maintain authenticity and he has chosen not to live-stream due to content misuse concerns.