Key points in this article
The basic reality
Clean heating has passed the pure-validation stage. The key shift is from whether it can be done to how it is done economically and stably, so grand narratives should yield to how energy actually flows each day.
Real constraints in rollout
Cost, standard alignment and coordination are genuine limits. Writing standards into the workflow and staying clear-eyed about local resources keeps choices from drifting off course over the long term.
Learn from neighbours
Yantai districts can borrow from surrounding areas, where earlier mistakes often teach more than successes. Recording problems helps later adopters avoid the same detours on their own path forward.