Chung Cheng High School (Yishun) vs Dunman High School — School Comparison Singapore 2026

Chung Cheng High School (Yishun) (COP 6–11, tightening) vs Dunman High School (COP 4D–8M, stable). Side-by-side: COP trend, CCAs, DSA programmes, NSG/SYF performance, and commute. 2026 data.