June 8 — Keyuan Zhihui said its fully domestically controllable NT6000 intelligent control system supported the world’s first 630°C secondary‑reheat ultra‑supercritical 1,000 MW coal unit (Datang Yuncheng 630°C national power demonstration project, Unit 1) in completing a 168‑hour full‑load trial and entering commercial operation, which the company said injects fresh momentum into China’s clean, high‑efficiency coal power sector.