If you've ever sponsored a YouTube creator and been disappointed by the ROI, you've already lived through what subscriber count actually measures: not engagement, not influence, not purchase intent. Just historical clicks on a follow button. Many of those followers stopped opening videos two years ago. Some are inactive accounts. Some followed for a single piece of content that has nothing to do with your brand. This is universally true on creator platforms, but it's especially true on Bilibili — China's YouTube. With 300M+ monthly active users skewed Gen Z and millennials, Bilibili is where Chinese creator marketing happens. And Bilibili exposes three engagement signals that YouTube doesn't, which together let you cut through the noise of follower counts and identify creators whose audiences actually engage. The single most useful one is coin-per-view ratio . This post explains what it is, why it matters, what threshold to use, and how to compute it for any Chinese creator in a few lines of code.…