diff --git a/lib/api/github_api.dart b/lib/api/github_api.dart
index 5d0b7b5..c429319 100644
--- a/lib/api/github_api.dart
+++ b/lib/api/github_api.dart
@@ -44,7 +44,7 @@ class GithubApi {
       String configStr = await ImageUploadUtils.getPBConfig(PBTypeKeys.github);
       if (!isBlank(configStr)) {
         GithubConfig config = GithubConfig.fromJson(json.decode(configStr));
-        if (config != null && config.token != null && config.token != '') {
+        if (config != null && !isBlank(config.token)) {
           return Options(headers: {"Authorization": 'Token ${config.token}'});
         }
       }
diff --git a/lib/api/smms_api.dart b/lib/api/smms_api.dart
index bfe9149..5266e59 100644
--- a/lib/api/smms_api.dart
+++ b/lib/api/smms_api.dart
@@ -1,11 +1,46 @@
-class SMMSApi {
+import 'dart:convert';
 
+import 'package:dio/dio.dart';
+import 'package:flutter_picgo/model/smms_config.dart';
+import 'package:flutter_picgo/resources/pb_type_keys.dart';
+import 'package:flutter_picgo/utils/image_upload.dart';
+import 'package:flutter_picgo/utils/net.dart';
+import 'package:flutter_picgo/utils/strings.dart';
+
+class SMMSApi {
   static const String BASE_URL = 'https://sm.ms/api/v2/';
 
-  static const String GET_PROFILE = 'profile';
+  static Future getProfile() async {
+    var op = await oAuth();
+    Response res = await NetUtils.getInstance().post(BASE_URL + 'profile', options: op);
+    return res.data;
+  }
 
-  static const String UPLOAD = 'upload';
+  static Future upload(FormData formData) async {
+    var op = await oAuth();
+    Response res = await NetUtils.getInstance().post(BASE_URL + 'upload', data: formData, options: op);
+    return res.data;
+  }
 
-  static const String DELETE = 'delete';
+  static Future delete(String hash) async {
+    var op = await oAuth();
+    Response res = await NetUtils.getInstance().post(BASE_URL + 'delete/' + hash ?? '', options: op);
+    return res.data;
+  }
 
-}
\ No newline at end of file
+  /// 获取配置中的Token
+  static Future<Options> oAuth() async {
+    try {
+      String configStr = await ImageUploadUtils.getPBConfig(PBTypeKeys.smms);
+      if (!isBlank(configStr)) {
+        SMMSConfig config = SMMSConfig.fromJson(json.decode(configStr));
+        if (config != null && !isBlank(config.token)) {
+          return Options(headers: {"Authorization": '${config.token}'});
+        }
+      }
+      return null;
+    } catch (e) {
+      return null;
+    }
+  }
+}
diff --git a/lib/utils/smms_net.dart b/lib/utils/smms_net.dart
deleted file mode 100644
index dee7118..0000000
--- a/lib/utils/smms_net.dart
+++ /dev/null
@@ -1,112 +0,0 @@
-import 'dart:async';
-import 'dart:convert';
-import 'package:dio/dio.dart';
-import 'package:flutter_picgo/api/smms_api.dart';
-import 'package:flutter_picgo/model/smms_config.dart';
-import 'package:flutter_picgo/resources/pb_type_keys.dart';
-import 'package:flutter_picgo/resources/table_name_keys.dart';
-import 'package:flutter_picgo/utils/sql.dart';
-
-const bool inProduction = const bool.fromEnvironment("dart.vm.product");
-
-Map<String, dynamic> optHeader = {
-  // 'accept-language': 'zh-cn',
-  // 'content-type': 'application/json'
-};
-
-var dio = new Dio(BaseOptions(
-    connectTimeout: 30000,
-    receiveTimeout: 30000,
-    sendTimeout: 30000,
-    headers: optHeader,
-    baseUrl: SMMSApi.BASE_URL));
-
-class SMMSNetUtils {
-  static Future get(String url, {Map<String, dynamic> params}) async {
-    // 拦截器
-    dio.interceptors.add(InterceptorsWrapper(
-      onRequest: (RequestOptions options) async {
-        var token = await oAuth();
-        options.headers["Authorization"] = '$token';
-      },
-    ));
-    Response response;
-    if (params != null) {
-      response = await dio.get(url, queryParameters: params);
-    } else {
-      response = await dio.get(url);
-    }
-    // if (response.statusCode != 200) {
-    //   dio.reject(response.data["message"] ?? '未知异常');
-    // }
-    return response.data;
-  }
-
-  static Future post(String url, Map<String, dynamic> data) async {
-    dio.interceptors.add(InterceptorsWrapper(
-      onRequest: (RequestOptions options) async {
-        var token = await oAuth();
-        options.headers["Authorization"] = '$token';
-      },
-    ));
-    Response response = await dio.post(url, data: data);
-    return response.data;
-  }
-
-  static Future postForm(String url, FormData data) async {
-    dio.interceptors.add(InterceptorsWrapper(
-      onRequest: (RequestOptions options) async {
-        var token = await oAuth();
-        options.headers["Authorization"] = '$token';
-      },
-    ));
-    Response response = await dio.post(url, data: data);
-    return response.data;
-  }
-
-  static Future put(String url, Map<String, dynamic> data) async {
-    dio.interceptors.add(InterceptorsWrapper(
-      onRequest: (RequestOptions options) async {
-        var token = await oAuth();
-        options.headers["Authorization"] = '$token';
-      },
-    ));
-    if (!inProduction) {
-      dio.interceptors.add(LogInterceptor());
-    }
-    Response response = await dio.put(url, data: data);
-    return response.data;
-  }
-
-  static Future delete(String url, Map<String, dynamic> data) async {
-    dio.interceptors.add(InterceptorsWrapper(
-      onRequest: (RequestOptions options) async {
-        var token = await oAuth();
-        options.headers["Authorization"] = '$token';
-      },
-    ));
-    if (!inProduction) {
-      dio.interceptors.add(LogInterceptor());
-    }
-    Response response = await dio.delete(url, data: data);
-    return response.data;
-  }
-
-  /// 获取配置中的Token
-  static Future oAuth() async {
-    try {
-      var sql = Sql.setTable(TABLE_NAME_PBSETTING);
-      var pbsettingRow =
-          (await sql.getBySql('type = ?', [PBTypeKeys.smms]))?.first;
-      if (pbsettingRow != null &&
-          pbsettingRow["config"] != null &&
-          pbsettingRow["config"] != '') {
-        SMMSConfig config =
-            SMMSConfig.fromJson(json.decode(pbsettingRow["config"]));
-        if (config != null && config.token != null && config.token != '') {
-          return config.token;
-        }
-      }
-    } catch (e) {}
-  }
-}
diff --git a/lib/utils/strategy/impl/smms_image_upload.dart b/lib/utils/strategy/impl/smms_image_upload.dart
index c6c3060..883374e 100644
--- a/lib/utils/strategy/impl/smms_image_upload.dart
+++ b/lib/utils/strategy/impl/smms_image_upload.dart
@@ -4,7 +4,6 @@ import 'package:flutter_picgo/api/smms_api.dart';
 import 'package:flutter_picgo/model/uploaded.dart';
 import 'package:flutter_picgo/resources/pb_type_keys.dart';
 import 'package:flutter_picgo/utils/image_upload.dart';
-import 'package:flutter_picgo/utils/smms_net.dart';
 import 'dart:io';
 import 'package:path/path.dart' as path;
 import 'package:flutter_picgo/utils/strategy/image_upload_strategy.dart';
@@ -16,7 +15,7 @@ class SMMSImageUpload implements ImageUploadStrategy {
     FormData formData = FormData.fromMap({
       "smfile": await MultipartFile.fromFile(file.path, filename: renameImage),
     });
-    var result = await SMMSNetUtils.postForm(SMMSApi.UPLOAD, formData);
+    var result = await SMMSApi.upload(formData);
     var resultmap = json.decode(result);
     if (resultmap["success"]) {
       var uploaded = Uploaded(-1, resultmap["data"]["url"], PBTypeKeys.smms,
@@ -32,8 +31,7 @@ class SMMSImageUpload implements ImageUploadStrategy {
   Future<Uploaded> delete(Uploaded uploaded) async {
     String hash = await ImageUploadUtils.getUploadedItemInfo(uploaded.id);
     if (!isBlank(hash)) {
-      String realUrl = path.joinAll([SMMSApi.DELETE, hash]);
-      var result = await SMMSNetUtils.get(realUrl);
+      var result = await SMMSApi.delete(hash);
       var resultmap = json.decode(result);
       if (resultmap["success"]) {
         return uploaded;
diff --git a/lib/views/pb_setting_page/smms_page/smms_page_presenter.dart b/lib/views/pb_setting_page/smms_page/smms_page_presenter.dart
index eee3347..b690287 100644
--- a/lib/views/pb_setting_page/smms_page/smms_page_presenter.dart
+++ b/lib/views/pb_setting_page/smms_page/smms_page_presenter.dart
@@ -4,7 +4,6 @@ import 'package:flutter_picgo/api/smms_api.dart';
 import 'package:flutter_picgo/model/smms_config.dart';
 import 'package:flutter_picgo/resources/pb_type_keys.dart';
 import 'package:flutter_picgo/utils/image_upload.dart';
-import 'package:flutter_picgo/utils/smms_net.dart';
 
 abstract class SMMSPageContract {
   loadConfigSuccess(SMMSConfig config);
@@ -53,7 +52,7 @@ class SMMSPagePresenter {
 
   doTestConfig() async {
     try {
-      var result = json.decode((await SMMSNetUtils.post(SMMSApi.GET_PROFILE, null)));
+      var result = json.decode((await SMMSApi.getProfile()));
       if (result["success"]) {
         _view.testConfigSuccess(result["data"]["username"]);
       } else {