Merge pull request #90 from SilvaXiang/main

add bio of Zhaokun

Author: SilvaXiang

content/authors/zhaokun-xiang/_index.md

@@ -6,15 +6,15 @@ title: Zhaokun Xiang
 superuser: false
 
 # Role/position
-role: Visiting Research Scholar
+role: Visiting Scholar
 
 # Organizations/Affiliations
 organizations:
   - name: National University of Singapore
     url: ""
 
 # Short bio (displayed in user profile at end of posts)
-bio: Zhaokun is a visiting research scholar in TEST Lab. He was a master student at [DBHammer Lab](https://dbhammer.github.io) at East China Normal University. 
+bio: Zhaokun is a visiting scholar in TEST Lab. 
 
 interests:
 #- Programming Languages
@@ -57,3 +57,6 @@ user_groups:
   - Master Students
 ---
 
+Zhaokun was a master student at [DBHammer Lab](https://dbhammer.github.io) at East China Normal University, focusing on database testing and benchmarking, query optimization,
+and intersection between DB and SE(DBMS Fuzzing and Verification, Query
+Oracle Generation).