Software product is to point users of computer software, and computer information systems software or device embedded software or offer in providing computer information system integration, application services and other technical services. The registration of software products and filing system. Without software product registration and filing software products or revoked shall not operate or be sold in our country. Registration is the enterprise software products through software product registration certification organization asserted. After the registration of software products can enjoy preferential policies to take effect: the state income tax preferential policies IC enterprises, the implementation of dynamically adjusted based on industrial technology progress. Qualified software enterprises and integrated circuit enterprises enjoy the enterprise income tax of "two exemptions and three reductions" and "five five half-free" policies, in December 31, 2017 calculated from the profit-making year concession period, and enjoy to the stage full. Qualified software enterprises and integrated circuit preferential corporate income tax and corporate income tax incentives exist other cross by businesses to choose one of the most preferential policies, not superimposed enjoy.