Agreed it is Tajuria isaeus verna.

The male from Ranong matches it very well.
The FW upperside black border tapers of just before the tornus which is filled by the greenish blue scales.
The UnF postdiscal line is situated nearer the cellend , running parallel to the outer margin.
http://yutaka.it-n.jp/lyc4/83410020.html


TL Seow: Cheers.