Mozi, around 476BC/around 390BC, a famous philosopher during warring States Period of ancient Chinese. He established sufficient and necessary conditions, and min-maxmal principle in logic.
Many Westerners might be more familiar with other versions of his name: Mo Tzu, Motze, or Micius. I know there is a Chinese satellite named after him. 🌠 🔭
But it should be easy enough to find reliable general information about him or Mohist philosophy in Wikipedia, the Internet Encyclopedia of Philosophy, or the Stanford Encyclopedia of Philosophy.
Your comments are very correct. Mozi was a unique philosopher to attach importance to science and technology in anciet Chinese, he had also described democracy, sufficient and necessary condition in logic, and optimization principle.