diff --git a/src/UserInterface/PythonNetworkStream.h b/src/UserInterface/PythonNetworkStream.h
index 6c6af6d..2bccefd 100644
--- a/src/UserInterface/PythonNetworkStream.h
+++ b/src/UserInterface/PythonNetworkStream.h
@@ -317,6 +317,7 @@ class CPythonNetworkStream : public CNetworkStream, public CSingleton<CPythonNet
 		// Main Game Phase
 		bool SendC2CPacket(DWORD dwSize, void * pData);
 		bool SendChatPacket(const char * c_szChat, BYTE byType = CHAT_TYPE_TALKING);
+		bool SendBiologSubmit();
 		bool SendWhisperPacket(const char * name, const char * c_szChat);
 		bool SendMessengerAddByVIDPacket(DWORD vid);
 		bool SendMessengerAddByNamePacket(const char * c_szName);
diff --git a/src/UserInterface/PythonNetworkStreamModule.cpp b/src/UserInterface/PythonNetworkStreamModule.cpp
index a3df502..b7e15ea 100644
--- a/src/UserInterface/PythonNetworkStreamModule.cpp
+++ b/src/UserInterface/PythonNetworkStreamModule.cpp
@@ -499,6 +499,13 @@ PyObject* netSendChatPacket(PyObject* poSelf, PyObject* poArgs)
 	return Py_BuildNone();
 }
 
+PyObject* netSendBiologSubmit(PyObject* poSelf, PyObject* poArgs)
+{
+	CPythonNetworkStream& rkNetStream = CPythonNetworkStream::Instance();
+	rkNetStream.SendBiologSubmit();
+	return Py_BuildNone();
+}
+
 PyObject* netSendEmoticon(PyObject* poSelf, PyObject* poArgs)
 {
 	int eEmoticon;
@@ -1700,6 +1707,7 @@ void initnet()
 		{ "IsConnect",							netIsConnect,							METH_VARARGS },
 
 		{ "SendChatPacket",						netSendChatPacket,						METH_VARARGS },
+		{ "SendBiologSubmit",					netSendBiologSubmit,					METH_VARARGS },
 		{ "SendEmoticon",						netSendEmoticon,						METH_VARARGS },
 		{ "SendWhisperPacket",					netSendWhisperPacket,					METH_VARARGS },
 
diff --git a/src/UserInterface/PythonNetworkStreamPhaseGame.cpp b/src/UserInterface/PythonNetworkStreamPhaseGame.cpp
index 26b1bf1..b4b2ab4 100644
--- a/src/UserInterface/PythonNetworkStreamPhaseGame.cpp
+++ b/src/UserInterface/PythonNetworkStreamPhaseGame.cpp
@@ -788,6 +788,11 @@ bool CPythonNetworkStream::SendChatPacket(const char * c_szChat, BYTE byType)
 	return true;
 }
 
+bool CPythonNetworkStream::SendBiologSubmit()
+{
+	return SendChatPacket("/biolog_submit");
+}
+
 //////////////////////////////////////////////////////////////////////////
 // Emoticon
 void CPythonNetworkStream::RegisterEmoticonString(const char * pcEmoticonString)
@@ -4357,4 +4362,4 @@ void CPythonNetworkStream::Discord_Close()
 {
 	Discord_Shutdown();
 }
-#endif
\ No newline at end of file
+#endif