Update README.md

README.md

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 [![Banner](https://gitlab.com/PGTechs/pg-logos/-/raw/main/docbanner_openkmitl.png)](https://discord.gg/6aPemyuSzx)
 
 <div align="center">
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 ### อื่น ๆ
 
-- Improving accessibility data on OpenStreetMap (Barcamp Session, Bangkok Open Source Hackathon @ Cleverse HQ, 20230226)
+- Help improve OpenStreetMap for wheelchair users (Barcamp Session, Bangkok Open Source Hackathon @ Cleverse HQ, 20230226)
 
 # ของฝากเล็ก ๆ น้อย ๆ สำหรับทุกท่าน
 
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 Maintained and supported by PGTechs, among others.
 
+<div class="photoGrid">
+  <div class="col">
+    <img width=45% src="https://gitlab.com/PGTechs/openkmitl/-/raw/media-preview/template/1.png">
+    <img width=45% src="https://gitlab.com/PGTechs/openkmitl/-/raw/media-preview/template/2.png">
+  </div>
+  <div class="col">
+    <img width=45% src="https://gitlab.com/PGTechs/openkmitl/-/raw/media-preview/template/3.png">
+    <img width=45% src="https://gitlab.com/PGTechs/openkmitl/-/raw/media-preview/template/4.png">
+  </div>
+  <div class="col">
+    <img width=45% src="https://gitlab.com/PGTechs/openkmitl/-/raw/media-preview/template/5.png">
+    <img width=45% src="https://gitlab.com/PGTechs/openkmitl/-/raw/media-preview/template/6.png">
+  </div>
+</div>
+
+
 [![Footer](https://gitlab.com/PGTechs/pg-logos/-/raw/41f79f17bbb0a26bd580c005fa294f5c3b83eb9e/docs_footer.png)](https://www.facebook.com/PGTechsOSS/)