According to the Notice of the General Office of the Ministry of Education on Further Promoting Online Administrative Examination and Approval, and the requirements of simplifying administration and decentralizing power, strengthening supervision and improving services, we will handle the business of adding or renewing digital certificates and electronic keys in the bidding process of horizontal scientific research projects of natural sciences from May 18, 2020. If you need to affix the official seal of the university or the signature of the legal representative, you can apply through the online service hall. After approval, the project leader can bring the printed application form and stamped materials directly to the window of the teacher service hall on the third floor of Area C of Ding Xin Building in the central campus 1. For details, please refer to the application notes for digital certificate and electronic key online printing in horizontal scientific research bidding.