update collaboration opportunities

Author: SeanChenxy

index.html

@@ -347,10 +347,13 @@ <h2 class="title is-3">🗓 Future work and collaboration opportunities.
     <div class="column is-full-width">
       <div class="content has-text-justified"> 
         <p>
-          1. HandOS for robot data collection and annotation.
+          1. End-to-end hand-object representation.
         </p>
         <p>
-          2. Hand skill learning from internet-level data.
+          2. HandOS for robot data collection and annotation.
+        </p>
+        <p>
+          3. Hand skill learning from internet-level data.
         </p>
         <p>
           If you have any interest in collaboration, feel free to contact us!