diff --git a/frontend/public/db-icons/chroma.svg b/frontend/public/db-icons/chroma.svg
index 1a22d29..0d190a4 100644
--- a/frontend/public/db-icons/chroma.svg
+++ b/frontend/public/db-icons/chroma.svg
@@ -1,7 +1 @@
-
+
diff --git a/frontend/public/db-icons/dameng.png b/frontend/public/db-icons/dameng.png
new file mode 100644
index 0000000..ba44acb
Binary files /dev/null and b/frontend/public/db-icons/dameng.png differ
diff --git a/frontend/public/db-icons/gaussdb.ico b/frontend/public/db-icons/gaussdb.ico
new file mode 100644
index 0000000..bd9490b
Binary files /dev/null and b/frontend/public/db-icons/gaussdb.ico differ
diff --git a/frontend/public/db-icons/gaussdb.svg b/frontend/public/db-icons/gaussdb.svg
deleted file mode 100644
index a43e8fa..0000000
--- a/frontend/public/db-icons/gaussdb.svg
+++ /dev/null
@@ -1,7 +0,0 @@
-
diff --git a/frontend/public/db-icons/goldendb.ico b/frontend/public/db-icons/goldendb.ico
new file mode 100644
index 0000000..74d3adb
Binary files /dev/null and b/frontend/public/db-icons/goldendb.ico differ
diff --git a/frontend/public/db-icons/goldendb.svg b/frontend/public/db-icons/goldendb.svg
deleted file mode 100644
index 72df461..0000000
--- a/frontend/public/db-icons/goldendb.svg
+++ /dev/null
@@ -1,6 +0,0 @@
-
diff --git a/frontend/public/db-icons/highgo.ico b/frontend/public/db-icons/highgo.ico
new file mode 100644
index 0000000..5a56dc0
Binary files /dev/null and b/frontend/public/db-icons/highgo.ico differ
diff --git a/frontend/public/db-icons/iotdb.svg b/frontend/public/db-icons/iotdb.svg
index 4d1b940..d742630 100644
--- a/frontend/public/db-icons/iotdb.svg
+++ b/frontend/public/db-icons/iotdb.svg
@@ -1,7 +1,57 @@
-