A Modern Chinese dynasties timeline infographic prompt

An infographic introducing the chronological progression of China's dynasties

An ultra-long horizontal image with a timeline advancing through the dynasties

Even, clear infographic lighting

Clean timeline / historical-chart context

Timeline infographic style; workflow: generate multiple candidates then do best-of-N selection to avoid instability from a single output

Use Traditional Chinese only; ensure all dynasties are complete and annotate as much information as possible