diff --git a/Tiered-Storage.md b/Tiered-Storage.md
index 059cd4c..8833e00 100644
--- a/Tiered-Storage.md
+++ b/Tiered-Storage.md
@@ -1,5 +1,5 @@
 All read and write operation for volume data is O(1) disk seek. However, there are fast, slow, and remote storages. 
-Since data that are hot, warm, and cold, it would be cost-efficient to place data accordingly.
+Since data that are hot, warm, and cold, it would be cost-efficient to place data accordingly. SeaweedFS supports tiered storage, where you can place data to customizable disk types, and provides ways to move data to different tiers.
 
 ```