It is a male Ionolyce helicon.
The two are easily confused when the wingshape is distorted.
This a typical male Nacaduba beroe neon.
FW less sharp & HW more rounded.
FW postdiscal band is less irregular.
HW submarginal spots lunulate (crescent) without sharp points.
https://wanderingbutterflyeffect.fil...f39fce860b.jpg
TL Seow: Cheers.