diff --git a/langport/tests/test_conversation.py b/langport/tests/test_conversation.py
index 8a73a1a..2f007c2 100644
--- a/langport/tests/test_conversation.py
+++ b/langport/tests/test_conversation.py
@@ -3,7 +3,7 @@
 import unittest
 
 from chatproto.conversation.history import ConversationHistory
-from chatproto.conversation.models.baichuan import baichuan
+from chatproto.conversation.models.baichuan import baichuan2
 from chatproto.conversation.models.chatglm import chatglm
 from chatproto.conversation.models.chatgpt import chatgpt
 from chatproto.conversation.models.llama import llama
@@ -11,123 +11,6 @@
 from chatproto.conversation.models.qwen import qwen
 from chatproto.conversation.models.starchat import starchat
 
-class TestLlamaMethods(unittest.TestCase):
-    B_INST, E_INST = "[INST]", "[/INST]"
-    B_SYS, E_SYS = "<<SYS>>\n", "\n<</SYS>>\n\n"
-
-    SPECIAL_TAGS = [B_INST, E_INST, "<<SYS>>", "<</SYS>>"]
-    UNSAFE_ERROR = "Error: special tags are not allowed as part of the prompt."
-
-    def get_llama_prompt(self, dialogs):
-        unsafe_requests = []
-        prompt_tokens = []
-        for dialog in dialogs:
-            unsafe_requests.append(
-                any([tag in msg["content"] for tag in self.SPECIAL_TAGS for msg in dialog])
-            )
-            if dialog[0]["role"] == "system":
-                dialog = [
-                    {
-                        "role": dialog[1]["role"],
-                        "content": self.B_SYS
-                        + dialog[0]["content"]
-                        + self.E_SYS
-                        + dialog[1]["content"],
-                    }
-                ] + dialog[2:]
-            assert all([msg["role"] == "user" for msg in dialog[::2]]) and all(
-                [msg["role"] == "assistant" for msg in dialog[1::2]]
-            ), (
-                "model only supports 'system', 'user' and 'assistant' roles, "
-                "starting with 'system', then 'user' and alternating (u/a/u/a/u...)"
-            )
-            dialog_tokens: str = "".join([
-                f"{self.B_INST} {(prompt['content']).strip()} {self.E_INST} {(answer['content']).strip()} "
-                for prompt, answer in zip(
-                    dialog[::2],
-                    dialog[1::2],
-                )
-            ])
-            assert (
-                dialog[-1]["role"] == "user"
-            ), f"Last message must be from user, got {dialog[-1]['role']}"
-            dialog_tokens += f"{self.B_INST} {(dialog[-1]['content']).strip()} {self.E_INST}"
-            prompt_tokens.append(dialog_tokens)
-        return prompt_tokens
-
-    def test_conv(self):
-        history = ConversationHistory(
-            "SYSTEM_MESSAGE",
-            messages=[
-                (llama.roles[0], "aaa"),
-                (llama.roles[1], "bbb"),
-                (llama.roles[0], "ccc"),
-            ],
-            offset=0,
-            settings=llama
-        )
-        my_out = history.get_prompt()
-        llama_out = self.get_llama_prompt([[
-            {"role": "system", "content": "SYSTEM_MESSAGE"},
-            {"role": llama.roles[0], "content": "aaa"},
-            {"role": llama.roles[1], "content": "bbb"},
-            {"role": llama.roles[0], "content": "ccc"},
-        ]])[0]
-        self.assertEqual(my_out, llama_out)
-    
-    def test_conv2(self):
-        history = ConversationHistory(
-            "SYSTEM_MESSAGE",
-            messages=[
-                (llama.roles[0], "aaa"),
-                (llama.roles[1], "bbb"),
-                (llama.roles[0], "ccc"),
-                (llama.roles[1], None),
-            ],
-            offset=0,
-            settings=llama
-        )
-        my_out = history.get_prompt()
-        llama_out = self.get_llama_prompt([[
-            {"role": "system", "content": "SYSTEM_MESSAGE"},
-            {"role": llama.roles[0], "content": "aaa"},
-            {"role": llama.roles[1], "content": "bbb"},
-            {"role": llama.roles[0], "content": "ccc"},
-        ]])[0]
-        print(my_out)
-        print(llama_out)
-        self.assertEqual(my_out, llama_out)
-
-
-class TestBaiChuanMethods(unittest.TestCase):
-
-    def test_conv(self):
-        history = ConversationHistory(
-            "SYSTEM_MESSAGE",
-            messages=[
-                (baichuan.roles[0], "aaa"),
-                (baichuan.roles[1], "bbb"),
-            ],
-            offset=0,
-            settings=baichuan
-        )
-        self.assertEqual(history.get_prompt(), "SYSTEM_MESSAGE <reserved_102> aaa <reserved_103> bbb</s>")
-
-
-class TestChatGLMMethods(unittest.TestCase):
-
-    def test_conv(self):
-        history = ConversationHistory(
-            "SYSTEM_MESSAGE",
-            messages=[
-                (chatglm.roles[0], "aaa"),
-                (chatglm.roles[1], "bbb"),
-            ],
-            offset=0,
-            settings=chatglm
-        )
-        self.assertEqual(history.get_prompt(), "SYSTEM_MESSAGE\n\n[Round 1]\n\n问：aaa\n\n答：bbb\n\n")
-
 class TestChatGPTMethods(unittest.TestCase):
 
     def test_conv(self):