各位，我在申请新加坡南阳理工博后的签证，虽然科研秘书已经把相关材料发给我了，但是有些问题急切需要大家的帮助。请问以下部分该如何处理，小弟先谢谢各位大神了。
Degree qualifications from China
-     Highest Degree Certificate  (学士学位 / 硕士学位 / 博士学位)
-     Certificate of Graduation (毕业证书)
-     Document Certifying the authenticity of your degree certificate(s) from the following approved centres/sites:
·         CHESICC – China Higher Education Student Information and Career Center (https://job.chsi.com.cn)
·         CDGDC – China Academic Degrees & Graduate Education Information (https://www.cdgdc.edu.cn) 返回小木虫查看更多