diff --git a/Builder/Trojan.py b/Builder/Trojan.py
new file mode 100644
index 0000000..e9078fe
--- /dev/null
+++ b/Builder/Trojan.py
@@ -0,0 +1,21 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+import json
+from Builder import Xray
+
+
+def load(proxyInfo: dict, socksInfo: dict, configFile: str) -> tuple[list, str, dict]:
+    outboundConfig = {
+        'protocol': 'trojan',
+        'settings': {
+            'servers': [{**{
+                'address': proxyInfo['server'],
+                'port': proxyInfo['port'],
+                'password': proxyInfo['passwd'],
+            }, **Xray.xtlsFlow(proxyInfo['stream'])}]
+        },
+        'streamSettings': Xray.loadStream(proxyInfo['stream'])
+    }
+    trojanConfig = Xray.loadConfig(socksInfo, outboundConfig)  # load config file for xray-core
+    return ['xray', '-c', configFile], json.dumps(trojanConfig), {}
diff --git a/Builder/VLESS.py b/Builder/VLESS.py
index cf74b2c..e91522f 100644
--- a/Builder/VLESS.py
+++ b/Builder/VLESS.py
@@ -4,6 +4,7 @@
 import json
 from Builder import Xray
 
+
 def load(proxyInfo: dict, socksInfo: dict, configFile: str) -> tuple[list, str, dict]:
     outboundConfig = {
         'protocol': 'vless',
diff --git a/Builder/Xray.py b/Builder/Xray.py
index 624c6f3..49321c1 100644
--- a/Builder/Xray.py
+++ b/Builder/Xray.py
@@ -61,7 +61,7 @@ def loadStream(streamInfo: dict) -> dict:
 
 
 def xtlsFlow(streamInfo: dict or None) -> dict:
-    if streamInfo['secure'] is not None:  # without TLS / XTLS options
+    if streamInfo['secure'] is None:  # without TLS / XTLS options
         return {}
     if streamInfo['secure']['type'] != 'xtls':  # not XTLS secure type
         return {}
diff --git a/Builder/__init__.py b/Builder/__init__.py
index 0800775..f63116c 100644
--- a/Builder/__init__.py
+++ b/Builder/__init__.py
@@ -6,6 +6,7 @@ import copy
 
 from Builder import VMess
 from Builder import VLESS
+from Builder import Trojan
 from Builder import Shadowsocks
 from Builder import ShadowsocksR
 
@@ -18,7 +19,8 @@ clientEntry = {
     'ss': [Shadowsocks.load, '.json'],
     'ssr': [ShadowsocksR.load, '.json'],
     'vmess': [VMess.load, '.json'],
-    'vless': [VLESS.load, '.json']
+    'vless': [VLESS.load, '.json'],
+    'trojan': [Trojan.load, '.json'],
 }
 
 
diff --git a/demo.py b/demo.py
index ab84b3a..c627ceb 100755
--- a/demo.py
+++ b/demo.py
@@ -46,7 +46,6 @@ proxyVLESS = {
     'port': 12345,
     'method': 'none',
     'id': '614d3a56-8a04-4c65-88a2-45896f0bd13c',
-    'aid': 0,
     'stream': {
         'type': 'tcp',
         'obfs': None,
@@ -61,10 +60,27 @@ proxyVLESS = {
     }
 }
 
+proxyTrojan = {
+    'server': '127.0.0.1',
+    'port': 12345,
+    'passwd': 'dnomd343',
+    'stream': {
+        'type': 'tcp',
+        'obfs': None,
+        'secure': {
+            'type': 'tls',
+            'sni': '343.re',
+            'alpn': None,
+            'verify': True,
+        },
+    }
+}
+
 # client = Builder('ss', proxySS)
 # client = Builder('ssr', proxySSR)
 # client = Builder('vmess', proxyVMess)
-client = Builder('vless', proxyVLESS)
+# client = Builder('vless', proxyVLESS)
+client = Builder('trojan', proxyTrojan)
 
 logging.critical(client.id)
 logging.critical(client.proxyType)