translation.en: And it also became the theme that I felt that I could hold onto, and not have to re-invent myself -- that this theme was large enough to become a life's work, and just research and find out where these industries are.
translation.zh: 也成为了我始终坚持的作品主题 这和我拍摄的初衷并不相违背 追寻大型工业的足迹 是一个很大的主题