Update README.md

Author: minjiechen

README.md

@@ -4,7 +4,7 @@
 ## Presentation Sign-Up
 - Feb 9th (8 slots): Eindhoven, Hefei, Fuzhou, Tianjin, Southeast1
 - Feb 10th (Full): IIT, Hangzhou, UESTC, ASU, Southeast2, Cambridge, AAU1, NITC
-- Feb 11th (8 slots): Gatech, XJTU2, AAU2, SiegenPaderborn, Tsinghua
+- Feb 11th (8 slots): Gatech, XJTU2, AAU2, SiegenPaderborn, Tsinghua, Zhejiang
 - Feb 12th (8 slots): Leuven, SAL, Sydney, Mizzou
 - Unconfirmed: Bristol, FJUT, HUST, NTU1, NTU2, PolyU, XJTU1, Princeton