1. Resident enterprises registered in China (excluding Hong Kong, Macao and Taiwan) and subject to audit collection;
2. When accepting investment, the number of employees shall not exceed 300, among which the employees with bachelor degree or above shall not be less than 30%; Total assets and annual sales income shall not exceed 50 million yuan;
3. The establishment time when accepting the investment shall not exceed 5 years (60 months);
4. Not listed on domestic and foreign stock exchanges at the time of investment acceptance and within 2 years after investment acceptance;
5. In the investment acceptance year and the next tax year, the proportion of total R&D expenses to cost expenses shall not be less than 20%.