Changzhou Hi-tech enterprise certification focuses on mining innovation ability, with independent intellectual property rights and core technologies, to represent the level of technological development in Changzhou, can promote the development of pillar industries, outstanding enterprises at home and abroad influential. In recent years, high-tech enterprises in Changzhou City, the selection of candidate companies increasingly high barriers to entry, companies not only need to have a core of intellectual property rights, but also requires a lot of research funding and more than 60 percent of the high-tech product sales revenue.