见内：

I was told on (date) that I am promoted to (职位）with increased salary to (工资）。 I belive (你有多好，聘了你对他们有多大好处）and prefer to work for (新公司).  I'd like to know if you can match XYZ.

现在是真刀真枪提要求的时候了，“My promotion in current company is in progress!” 这种话是我的专利。