This paper measured the level of overall outsourcing,low-tech outsourcing,high-tech outsourcing、 and service outsourcing of our country’s 27 segments of manufacture,and set a dynamic labor demand model,then used one step diff-GMM method to test the employment effects of the manufacture’s overall outsourcing,low-tech outsourcing,high-tech outsourcing and service outsourcing.The result showed that: The overall outsourcing,low-tech outsourcing and high-tech outsourcing had restrain effects to employment;The level of low-tech outsourcing was similar to high-tech outsourcing,but it was more then twice its restrain effects;The scale of service outsourcing is small,had no effects to the manufacture’s employment.