diff --git a/iamai/cli.py b/iamai/cli.py
index 47a621db..34f1ed3d 100644
--- a/iamai/cli.py
+++ b/iamai/cli.py
@@ -6,23 +6,27 @@
 from .const import __version__
 
 # Set up message catalog access
-localedir = os.path.join(os.path.dirname(__file__), 'locale')
-gettext.bindtextdomain('messages', localedir)
-gettext.textdomain('messages')
+localedir = os.path.join(os.path.dirname(__file__), "locale")
+gettext.bindtextdomain("messages", localedir)
+gettext.textdomain("messages")
 _ = gettext.gettext
 
+
 @click.group()
 def cli():
     pass
 
+
 @cli.command()
 @click.argument("plugin_name", required=True)
 def install(plugin_name):
     click.echo(_("Installing plugin: {plugin_name}").format(plugin_name=plugin_name))
 
+
 @cli.command()
 def version():
     click.echo(_("Current version: {version}").format(version=__version__))
 
+
 def cli_func(*args):
-    cli(*args)
\ No newline at end of file
+    cli(*args)
diff --git a/iamai/i18n.py b/iamai/i18n.py
index 95082053..7da65af3 100644
--- a/iamai/i18n.py
+++ b/iamai/i18n.py
@@ -1,11 +1,49 @@
+import os
+import polib
 import gettext
+from typing import List
 
-t = gettext.translation("iamai", "/locale")
+localedir = os.path.join(os.path.dirname(__file__), "locale")
 
+def setup_gettext(
+    domain: str = os.path.basename(__file__).strip(".py"),
+    localedir: str = localedir,
+    languages: List[str] = ["en"],
+):
+    try:
+        # Try to bind the specified domain
+        translation = gettext.translation(domain, localedir, languages=languages)
+        compile_mo_files(localedir, domain)
+        print("translation found.")
+    except FileNotFoundError:
+        # Fallback to the default domain 'messages' if the specified domain is not found
+        _domain = "messages"
+        translation = gettext.translation(
+            _domain, localedir, languages=languages, fallback=True
+        )
+        compile_mo_files(localedir, _domain)
+        print("translation not found, fallback to default domain 'messages'")
 
-def _(message):
-    return t.gettext(message)
+    # Install the translation object globally
+    translation.install()
+    return translation.gettext
+
+
+def compile_mo_files(localedir, domain):
+    for lang in os.listdir(localedir):
+        po_path = os.path.join(localedir, lang, "LC_MESSAGES", f"{domain}.po")
+        mo_path = os.path.join(localedir, lang, "LC_MESSAGES", f"{domain}.mo")
+        print(lang, mo_path, po_path)
+        if os.path.exists(po_path):
+            # Compile if .mo file doesn't exist or is older than the .po file
+            if not os.path.exists(mo_path) or os.path.getmtime(
+                po_path
+            ) > os.path.getmtime(mo_path):
+                po = polib.pofile(po_path)
+                po.save_as_mofile(mo_path)
+                print(f"Compiled {po_path} to {mo_path}")
 
 
 if __name__ == "__main__":
-    print(_("hello world"))
+    _ = setup_gettext(domain="1", languages=["zh"])
+    print(_("hello {name}").format(name="baka"))
diff --git a/iamai/locale/zh/LC_MESSAGES/i18n.po b/iamai/locale/zh/LC_MESSAGES/i18n.po
new file mode 100644
index 00000000..eaf79b52
--- /dev/null
+++ b/iamai/locale/zh/LC_MESSAGES/i18n.po
@@ -0,0 +1,22 @@
+# Chinese translations for iamai package
+# Copyright (C) 2024 ORGANIZATION
+# This file is distributed under the same license as the iamai package.
+msgid ""
+msgstr ""
+"Project-Id-Version: iamai\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2024-03-21 12:00+0800\n"
+"PO-Revision-Date: 2024-03-21 12:00+0800\n"
+"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
+"Language-Team: zh <LL@li.org>\n"
+"Language: zh\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Generated-By: manual\n"
+
+msgid "hello world"
+msgstr "你好世界"
+
+msgid "hello {name}"
+msgstr "你好 {name}"
\ No newline at end of file
diff --git a/iamai/locale/zh/LC_MESSAGES/messages.po b/iamai/locale/zh/LC_MESSAGES/messages.po
index 74e9251d..5266f176 100644
--- a/iamai/locale/zh/LC_MESSAGES/messages.po
+++ b/iamai/locale/zh/LC_MESSAGES/messages.po
@@ -19,4 +19,8 @@ msgid "Installing plugin: {plugin_name}"
 msgstr "正在安装插件：{plugin_name}"
 
 msgid "Current version: {version}"
-msgstr "当前版本：{version}"
\ No newline at end of file
+msgstr "当前版本：{version}"
+
+
+msgid "hello {name}"
+msgstr "你好 {name}"
\ No newline at end of file
diff --git a/pdm.lock b/pdm.lock
index 2acdcf5d..34286b8e 100644
--- a/pdm.lock
+++ b/pdm.lock
@@ -5,7 +5,7 @@
 groups = ["default", "adapters", "dev", "docs", "lint", "test", "typing"]
 strategy = ["inherit_metadata"]
 lock_version = "4.5.0"
-content_hash = "sha256:03868646e319d375fd26c4ce6ddfec81261a3f49e6e81b0ba5556af44a9eda74"
+content_hash = "sha256:1f2d8bbfedf7884ef1fbad0f4235e92742914f7c1d01608ea01934a130cb64ce"
 
 [[metadata.targets]]
 requires_python = ">=3.9"
@@ -1303,6 +1303,16 @@ files = [
     {file = "pluggy-1.5.0.tar.gz", hash = "sha256:2cffa88e94fdc978c4c574f15f9e59b7f4201d439195c3715ca9e2486f1d0cf1"},
 ]
 
+[[package]]
+name = "polib"
+version = "1.2.0"
+summary = "A library to manipulate gettext files (po and mo files)."
+groups = ["default"]
+files = [
+    {file = "polib-1.2.0-py2.py3-none-any.whl", hash = "sha256:1c77ee1b81feb31df9bca258cbc58db1bbb32d10214b173882452c73af06d62d"},
+    {file = "polib-1.2.0.tar.gz", hash = "sha256:f3ef94aefed6e183e342a8a269ae1fc4742ba193186ad76f175938621dbfc26b"},
+]
+
 [[package]]
 name = "propcache"
 version = "0.2.0"
diff --git a/pyproject.toml b/pyproject.toml
index cb159055..79e83519 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -44,6 +44,7 @@ dependencies = [
     "requests>=2.31.0",
     "rich>=13.7.1",
     "click>=8.1.7",
+    "polib>=1.2.0",
 ]
 
 [project.optional-dependencies]