見內：

I was told on (date) that I am promoted to (職位）with increased salary to (工資）。 I belive (你有多好，聘了你對他們有多大好處）and prefer to work for (新公司).  I'd like to know if you can match XYZ.

現在是真刀真槍提要求的時候了，“My promotion in current company is in progress!” 這種話是我的專利。