Qualcomm's price action is really grinding, not rising much but stubbornly refusing to break key levels. Holding and watching it feels like a mouthful of lukewarm water.

On the other hand, Xun Yuan Communications bounced quite a bit today, I chased it during the session and got a little profit—but optical communication feels too short-lived a stimulus, most likely it's just a quick touch-and-go rhythm, don't dare to stay long.