Ding Zhen is a Tibetan herdsman from Litang in Sichuan who became a viral sensation in China in late 2020 after a short portrait video spread online. His innocent image and lines from interviews and livestreams were quickly turned into memes and reaction clips across Chinese social media. This listening moment became a reusable sound because the line sums up his mountain life and earnest personality. It is still used in edits where creators pretend an expert is calmly decoding animal noises, city sounds or over the top screams.