Empty staffing refers to the empty staffing of institutions, institutions or enterprises without posts and personnel. Doctoral introduction refers to the introduction of talents with doctoral degrees and related professional knowledge to join relevant institutions, institutions or enterprises through the recruitment or funding plan of the government or units, so as to enhance the scientific research and innovation ability of the units and promote vocational and technical education and industrial development.

The introduction of doctors in vacant posts means that the relevant organs, institutions or enterprises employ professionals in related fields by introducing doctors, which can not only fill vacant posts, but also absorb and cultivate high-quality talents, improve the technical level and scientific research ability of the units and promote the development of related industries. This move is also one of the measures taken by government departments to promote the introduction and training of talents, so as to strengthen the scientific and technological innovation capabilities of countries and regions.