Scientific Publishing Ltd.
In the course of rapid economic development, high-tech Small and Medium Enterprises (SMEs) are gradually playing an important role, which become important support to regional economic growth and science and technology development. So SMEs growth becomes a universal problem. And how to evaluate the SMEs growth becomes an important step, especially to high-tech SMEs growth. In this paper, catastrophe theory and improved principal components projection method are used and a mutation series of high-tech SMEs growth evaluation index system is built. Taking Dalian high-tech SMEs as an example, high-tech SMEs growth is evaluated, which contributes to high-tech SMEs growth fore-cast and government to formulate policies to support high-tech SMEs development.