diff --git a/.gitmodules b/.gitmodules
index ee2589e..f67f3bb 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,6 @@
 [submodule "sdk"]
 	path = sdk
-	url = zwsd@192.168.1.3:manufacturer_stm32/iflytop_sdk.git
+	url = zwsd@192.168.1.3:p_transmit_disinfection/transmit_disinfection_iflytop_sdk_v1.git
+[submodule "transmit_disinfection_protocol_v1"]
+	path = transmit_disinfection_protocol_v1
+	url = zwsd@192.168.1.3:p_transmit_disinfection/transmit_disinfection_protocol_v1.git
diff --git a/transmit_disinfection_protocol_v1 b/transmit_disinfection_protocol_v1
new file mode 160000
index 0000000..e6635f8
--- /dev/null
+++ b/transmit_disinfection_protocol_v1
@@ -0,0 +1 @@
+Subproject commit e6635f820ca96611424e10c2b79b4014e28d3c7e