Why can't I find my diploma in Alipay in Xue Xin? com？

Information is out of sync. The academic certificate can be found in Xue Xin. Com can't be found in Alipay because of account transfer or change, ID card replacement, identity information change and other reasons, and the information may not be synchronized to the "Citizen Identity Number Enquiry Service Center". China Higher Education Student Information Network, also known as Xue Xin. It is a website sponsored by the National College Students' Information Consultation and Employment Guidance Center.