diff --git a/src/main/java/net/lamgc/cgj/bot/BotAdminCommandProcess.java b/src/main/java/net/lamgc/cgj/bot/BotAdminCommandProcess.java
index df660a1..5876102 100644
--- a/src/main/java/net/lamgc/cgj/bot/BotAdminCommandProcess.java
+++ b/src/main/java/net/lamgc/cgj/bot/BotAdminCommandProcess.java
@@ -22,8 +22,6 @@ public class BotAdminCommandProcess {
 
     private final static Logger log = LoggerFactory.getLogger(BotAdminCommandProcess.class.getSimpleName());
 
-    private final static File globalPropFile = new File(System.getProperty("cgj.botDataDir"), "global.properties");
-
     private final static File pushListFile = new File(System.getProperty("cgj.botDataDir"), "pushList.json");
 
     private final static Hashtable<Long, JsonObject> pushInfoMap = new Hashtable<>();
@@ -39,59 +37,46 @@ public class BotAdminCommandProcess {
     }
 
     @Command
-    public static String setGlobalProperty(@Argument(name = "key") String key, @Argument(name = "value") String value, @Argument(name = "save", force = false) boolean saveNow) {
-        String lastValue = BotCommandProcess.globalProp.getProperty(key);
-        BotCommandProcess.globalProp.setProperty(key, Strings.nullToEmpty(value));
-        if(saveNow) {
-            saveGlobalProperties();
+    public static String setProperty(
+            @Argument(name = "group", force = false) long groupId,
+            @Argument(name = "key") String key,
+            @Argument(name = "value") String value
+    ) {
+        if(Strings.isNullOrEmpty(key)) {
+            return "未选择配置项key.";
         }
-        return "全局配置项 " + key + " 现已设置为: " + value + " (设置前的值: " + lastValue + ")";
+        String lastValue = SettingProperties.setProperty(groupId, key, value.equals("null") ? null : value);
+        return (groupId <= 0 ? "已更改全局配置 " : "已更改群组 " + groupId + " 配置 ") +
+                key + " 的值: '" + value + "' (原配置值: '" + lastValue + "')";
     }
 
     @Command
-    public static String getGlobalProperty(@Argument(name = "key") String key) {
-        return "全局配置项 " + key + " 当前值: " + BotCommandProcess.globalProp.getProperty(key, "(Empty)");
+    public static String getProperty(
+            @Argument(name = "group", force = false) long groupId,
+            @Argument(name = "key") String key
+    ) {
+        if(Strings.isNullOrEmpty(key)) {
+            return "未选择配置项key.";
+        }
+        return (groupId <= 0 ? "全局配置 " : "群组 " + groupId + " 配置 ") +
+                key + " 设定值: '" + SettingProperties.getProperty(groupId, key, "(empty)") + "'";
     }
 
     @Command
-    public static String saveGlobalProperties() {
+    public static String saveProperties() {
         log.info("正在保存全局配置文件...");
-
-        try {
-            if(!globalPropFile.exists()) {
-                if(!globalPropFile.createNewFile()) {
-                    log.error("全局配置项文件保存失败！({})", "文件创建失败");
-                    return "全局配置项文件保存失败！";
-                }
-            }
-            BotCommandProcess.globalProp.store(new FileOutputStream(globalPropFile), "");
-            log.info("全局配置文件保存成功！");
-            return "保存全局配置文件 - 操作已完成.";
-        } catch (IOException e) {
-            log.error("全局配置项文件保存失败！", e);
-            return "全局配置项文件保存失败！";
-        }
+        SettingProperties.saveProperties();
+        return "保存全局配置文件 - 操作已完成.";
     }
 
     @Command
-    public static String loadGlobalProperties(@Argument(name = "reload", force = false) boolean reload) {
-        Properties cache = new Properties();
-        if(!globalPropFile.exists()) {
-            return "未找到全局配置文件, 无法重载";
-        }
-
-        try(Reader reader = new BufferedReader(new FileReader(globalPropFile))) {
-            cache.load(reader);
-        } catch (IOException e) {
-            log.error("重载全局配置文件时发生异常", e);
-            return "加载全局配置文件时发生错误!";
-        }
-
+    public static String loadProperties(@Argument(name = "reload", force = false) boolean reload) {
         if(reload) {
-            BotCommandProcess.globalProp.clear();
+            SettingProperties.clearProperties();
         }
-        BotCommandProcess.globalProp.putAll(cache);
-        return "全局配置文件重载完成.";
+
+        SettingProperties.loadProperties();
+        return "操作已完成.";
     }
 
     @Command
diff --git a/src/main/java/net/lamgc/cgj/bot/BotCommandProcess.java b/src/main/java/net/lamgc/cgj/bot/BotCommandProcess.java
index fb4f216..6be5728 100644
--- a/src/main/java/net/lamgc/cgj/bot/BotCommandProcess.java
+++ b/src/main/java/net/lamgc/cgj/bot/BotCommandProcess.java
@@ -25,7 +25,6 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import java.io.File;
-import java.io.FileInputStream;
 import java.io.IOException;
 import java.nio.charset.StandardCharsets;
 import java.text.SimpleDateFormat;
@@ -43,7 +42,6 @@ public class BotCommandProcess {
     private final static Logger log = LoggerFactory.getLogger(BotCommandProcess.class.getSimpleName());
 
     private final static File imageStoreDir = new File(System.getProperty("cgj.botDataDir"), "data/image/cgj/");
-    public final static Properties globalProp = new Properties();
     private final static Gson gson = new GsonBuilder()
             .serializeNulls()
             .create();
@@ -77,18 +75,7 @@ public class BotCommandProcess {
     public static void initialize() {
         log.info("正在初始化...");
 
-        File globalPropFile = new File(System.getProperty("cgj.botDataDir"), "global.properties");
-        if(globalPropFile.exists() && globalPropFile.isFile()) {
-            log.info("正在加载全局配置文件...");
-            try {
-                globalProp.load(new FileInputStream(globalPropFile));
-                log.info("全局配置文件加载完成.");
-            } catch (IOException e) {
-                log.error("加载全局配置文件时发生异常", e);
-            }
-        } else {
-            log.info("未找到全局配置文件，跳过加载.");
-        }
+        SettingProperties.loadProperties();
 
         try {
             imageCacheExecutor.addHandler(new ImageCacheHandler());
@@ -143,13 +130,13 @@ public class BotCommandProcess {
     }
 
     @Command(commandName = "info")
-    public static String artworkInfo(@Argument(name = "id") int illustId) {
+    public static String artworkInfo(@Argument(name = "$fromGroup") long fromGroup, @Argument(name = "id") int illustId) {
         if(illustId <= 0) {
             return "错误的作品id！";
         }
 
         try {
-            if(isNoSafe(illustId, globalProp, false) || isReported(illustId)) {
+            if(isNoSafe(illustId, SettingProperties.getProperties(fromGroup), false) || isReported(illustId)) {
                 return "阅览禁止：该作品已被封印！！";
             }
 
@@ -165,7 +152,7 @@ public class BotCommandProcess {
             builder.append("评论数：").append(illustPreLoadData.get(PreLoadDataComparator.Attribute.COMMENT.attrName).getAsInt()).append("\n");
             builder.append("页数：").append(illustPreLoadData.get(PreLoadDataComparator.Attribute.PAGE.attrName).getAsInt()).append("页\n");
             builder.append("---------------- 作品图片 ----------------\n");
-            builder.append(getImageById(illustId, PixivDownload.PageQuality.REGULAR, 1)).append("\n");
+            builder.append(getImageById(fromGroup, illustId, PixivDownload.PageQuality.REGULAR, 1)).append("\n");
             builder.append("使用 \".cgj image -id ")
                     .append(illustId)
                     .append("\" 获取原图。\n如有不当作品，可使用\".cgj report -id ")
@@ -179,6 +166,7 @@ public class BotCommandProcess {
 
     @Command
     public static String ranking(
+            @Argument(name = "$fromGroup") long fromGroup,
             @Argument(force = false, name = "date") Date queryTime,
             @Argument(force = false, name = "mode", defaultValue = "DAILY") String contentMode,
             @Argument(force = false, name = "type", defaultValue = "ILLUST") String contentType
@@ -232,7 +220,8 @@ public class BotCommandProcess {
             int itemLimit = 10;
             String itemLimitPropertyKey = "ranking.ItemCountLimit";
             try {
-                itemLimit = Integer.parseInt(globalProp.getProperty(itemLimitPropertyKey, "10"));
+                itemLimit = Integer.parseInt(SettingProperties
+                        .getProperty(SettingProperties.GLOBAL, itemLimitPropertyKey, "10"));
             } catch(NumberFormatException e) {
                 log.warn("配置项 {} 的参数值格式有误!", itemLimitPropertyKey);
             }
@@ -240,7 +229,8 @@ public class BotCommandProcess {
             int imageLimit = 3;
             String imageLimitPropertyKey = "ranking.imageCountLimit";
             try {
-                imageLimit = Integer.parseInt(globalProp.getProperty(imageLimitPropertyKey, "3"));
+                imageLimit = Integer.parseInt(
+                        SettingProperties.getProperty(SettingProperties.GLOBAL, imageLimitPropertyKey, "3"));
             } catch(NumberFormatException e) {
                 log.warn("配置项 {} 的参数值格式有误!", imageLimitPropertyKey);
             }
@@ -261,7 +251,7 @@ public class BotCommandProcess {
                 resultBuilder.append(rank).append(". (id: ").append(illustId).append(") ").append(title)
                         .append("(Author: ").append(authorName).append(",").append(authorId).append(") ").append(pagesCount).append("p.\n");
                 if (index <= imageLimit) {
-                    resultBuilder.append(getImageById(illustId, PixivDownload.PageQuality.REGULAR, 1)).append("\n");
+                    resultBuilder.append(getImageById(fromGroup, illustId, PixivDownload.PageQuality.REGULAR, 1)).append("\n");
                 }
             }
         } catch (IOException e) {
@@ -290,13 +280,15 @@ public class BotCommandProcess {
      * @throws IOException 当搜索发生异常时抛出
      */
     @Command
-    public static String search(@Argument(name = "content") String content,
-                                @Argument(name = "type", force = false) String type,
-                                @Argument(name = "area", force = false) String area,
-                                @Argument(name = "in", force = false) String includeKeywords,
-                                @Argument(name = "ex", force = false) String excludeKeywords,
-                                @Argument(name = "contentOption", force = false) String contentOption,
-                                @Argument(name = "page", force = false, defaultValue = "1") int pagesIndex
+    public static String search(
+            @Argument(name = "$fromGroup") long fromGroup,
+            @Argument(name = "content") String content,
+            @Argument(name = "type", force = false) String type,
+            @Argument(name = "area", force = false) String area,
+            @Argument(name = "in", force = false) String includeKeywords,
+            @Argument(name = "ex", force = false) String excludeKeywords,
+            @Argument(name = "contentOption", force = false) String contentOption,
+            @Argument(name = "page", force = false, defaultValue = "1") int pagesIndex
     ) throws IOException {
         log.info("正在执行搜索...");
         PixivSearchBuilder searchBuilder = new PixivSearchBuilder(Strings.isNullOrEmpty(content) ? "" : content);
@@ -360,7 +352,8 @@ public class BotCommandProcess {
                     }
 
                     long expire = 7200 * 1000;
-                    String propValue = globalProp.getProperty("cache.searchBody.expire", "7200000");
+                    String propValue = SettingProperties
+                            .getProperty(SettingProperties.GLOBAL, "cache.searchBody.expire", "7200000");
                     try {
                         expire = Long.parseLong(propValue);
                     } catch (Exception e) {
@@ -385,7 +378,8 @@ public class BotCommandProcess {
         log.debug("正在处理信息...");
         int limit = 8;
         try {
-            limit = Integer.parseInt(globalProp.getProperty("search.ItemCountLimit", "8"));
+            limit = Integer.parseInt(SettingProperties.
+                    getProperty(SettingProperties.GLOBAL, "search.ItemCountLimit", "8"));
         } catch (Exception e) {
             log.warn("参数转换异常!将使用默认值(" + limit + ")", e);
         }
@@ -429,8 +423,8 @@ public class BotCommandProcess {
 
                 //pageCount
 
-                String imageMsg = getImageById(illustId, PixivDownload.PageQuality.REGULAR, 1);
-                if (isNoSafe(illustId, globalProp, true)) {
+                String imageMsg = getImageById(fromGroup, illustId, PixivDownload.PageQuality.REGULAR, 1);
+                if (isNoSafe(illustId, SettingProperties.getProperties(SettingProperties.GLOBAL), true)) {
                     log.warn("作品Id {} 为R-18作品, 跳过.", illustId);
                     continue;
                 } else if(isReported(illustId)) {
@@ -453,7 +447,9 @@ public class BotCommandProcess {
     }
 
     @Command(commandName = "pages")
-    public static String getPagesList(@Argument(name = "id") int illustId, @Argument(name = "quality", force = false) PixivDownload.PageQuality quality) {
+    public static String getPagesList(
+            @Argument(name = "id") int illustId,
+            @Argument(name = "quality", force = false) PixivDownload.PageQuality quality) {
         try {
             List<String> pagesList = PixivDownload.getIllustAllPageDownload(pixivDownload.getHttpClient(), pixivDownload.getCookieStore(), illustId, quality);
             StringBuilder builder = new StringBuilder("作品ID ").append(illustId).append(" 共有").append(pagesList.size()).append("页：").append("\n");
@@ -469,9 +465,9 @@ public class BotCommandProcess {
     }
 
     @Command(commandName = "link")
-    public static String artworksLink(@Argument(name = "id") int illustId) {
+    public static String artworksLink(@Argument(name = "$fromGroup") long fromGroup, @Argument(name = "id") int illustId) {
         try {
-            if (isNoSafe(illustId, globalProp, false)) {
+            if (isNoSafe(illustId, SettingProperties.getProperties(fromGroup), false)) {
                 log.warn("作品Id {} 已被屏蔽.", illustId);
                 return "由于相关设置，该作品已被屏蔽！";
             } else if(isReported(illustId)) {
@@ -493,9 +489,11 @@ public class BotCommandProcess {
      * @return 如果成功, 返回BotCode, 否则返回错误信息.
      */
     @Command(commandName = "image")
-    public static String getImageById(@Argument(name = "id") int illustId,
-                                                   @Argument(name = "quality", force = false) PixivDownload.PageQuality quality,
-                                                   @Argument(name = "page", force = false, defaultValue = "1") int pageIndex) {
+    public static String getImageById(
+            @Argument(name = "$fromGroup") long fromGroup,
+            @Argument(name = "id") int illustId,
+            @Argument(name = "quality", force = false) PixivDownload.PageQuality quality,
+            @Argument(name = "page", force = false, defaultValue = "1") int pageIndex) {
         log.debug("IllustId: {}, Quality: {}, PageIndex: {}", illustId, quality.name(), pageIndex);
         List<String> pagesList;
         try {
@@ -518,7 +516,7 @@ public class BotCommandProcess {
         }
 
         try {
-            if (isNoSafe(illustId, globalProp, false)) {
+            if (isNoSafe(illustId, SettingProperties.getProperties(fromGroup), false)) {
                 log.warn("作品 {} 存在R-18内容且设置\"image.allowR18\"为false，将屏蔽该作品不发送.", illustId);
                 return "（根据设置，该作品已被屏蔽！）";
             } else if(isReported(illustId)) {
@@ -690,7 +688,8 @@ public class BotCommandProcess {
                             .getAsJsonObject(Integer.toString(illustId));
 
                     long expire = 7200 * 1000;
-                    String propValue = globalProp.getProperty("cache.illustPreLoadData.expire", "7200000");
+                    String propValue = SettingProperties.
+                            getProperty(SettingProperties.GLOBAL, "cache.illustPreLoadData.expire", "7200000");
                     log.debug("PreLoadData有效时间设定: {}", propValue);
                     try {
                         expire = Long.parseLong(propValue);
diff --git a/src/main/java/net/lamgc/cgj/bot/RandomRankingArtworksSender.java b/src/main/java/net/lamgc/cgj/bot/RandomRankingArtworksSender.java
index 4335f0a..4360e48 100644
--- a/src/main/java/net/lamgc/cgj/bot/RandomRankingArtworksSender.java
+++ b/src/main/java/net/lamgc/cgj/bot/RandomRankingArtworksSender.java
@@ -77,7 +77,7 @@ public class RandomRankingArtworksSender extends AutoSender {
 
             JsonObject rankingInfo = rankingList.get(0);
             int illustId = rankingInfo.get("illust_id").getAsInt();
-            if(BotCommandProcess.isNoSafe(illustId, BotCommandProcess.globalProp, false)) {
+            if(BotCommandProcess.isNoSafe(illustId, SettingProperties.getProperties(SettingProperties.GLOBAL), false)) {
                 log.warn("作品为r18作品, 取消本次发送.");
                 return;
             } else if(BotCommandProcess.isReported(illustId)) {
@@ -89,7 +89,7 @@ public class RandomRankingArtworksSender extends AutoSender {
             message.append("#美图推送 - 今日排行榜 第 ").append(rankingInfo.get("rank").getAsInt()).append(" 名\n");
             message.append("标题：").append(rankingInfo.get("title").getAsString()).append("(").append(illustId).append(")\n");
             message.append("作者：").append(rankingInfo.get("user_name").getAsString()).append("\n");
-            message.append(BotCommandProcess.getImageById(illustId, quality, 1));
+            message.append(BotCommandProcess.getImageById(0, illustId, quality, 1));
             message.append("\n如有不当作品，可使用\".cgj report -id ").append(illustId).append("\"向色图姬反馈。");
             getMessageSender().sendMessage(message.toString());
         } catch (IOException e) {
diff --git a/src/main/java/net/lamgc/cgj/bot/SettingProperties.java b/src/main/java/net/lamgc/cgj/bot/SettingProperties.java
new file mode 100644
index 0000000..eb4b3e4
--- /dev/null
+++ b/src/main/java/net/lamgc/cgj/bot/SettingProperties.java
@@ -0,0 +1,232 @@
+package net.lamgc.cgj.bot;
+
+import com.google.common.base.Throwables;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.*;
+import java.nio.charset.StandardCharsets;
+import java.util.*;
+
+public final class SettingProperties {
+
+    private final static Logger log = LoggerFactory.getLogger("SettingProperties");
+
+    private final static File globalPropFile = new File(getPropertiesDir(), "global.properties");
+    private final static Properties globalProp = new Properties();
+
+    private final static Map<Long, Properties> groupPropMap = new HashMap<>();
+
+    private final static Set<Long> changeList = Collections.synchronizedSet(new HashSet<>());
+
+    /**
+     * 全局配置项
+     */
+    public final static long GLOBAL = 0;
+
+    /**
+     * 清空所有Properties.
+     */
+    public static void clearProperties() {
+        groupPropMap.clear();
+        globalProp.clear();
+    }
+
+    /**
+     * 加载配置文件
+     */
+    public static void loadProperties() {
+        loadGlobalProperties();
+
+        File[] files = getPropertiesDir()
+                .listFiles((dir, fileName) -> fileName.startsWith("group.") && fileName.endsWith(".properties"));
+        if(files == null) {
+            log.error("检索群组配置文件失败, 可能是被拒绝访问.");
+            return;
+        }
+
+        for (File file : files) {
+            String name = file.getName();
+            long groupId;
+            try {
+                groupId = Long.parseLong(name.substring(name.indexOf("group.") + 6, name.lastIndexOf(".properties")));
+            } catch (NumberFormatException e) {
+                log.error("非法的配置文件名: {}", name);
+                continue;
+            }
+            if(!groupPropMap.containsKey(groupId)) {
+                groupPropMap.put(groupId, new Properties(globalProp));
+            }
+
+            loadGroupProperties(groupId, groupPropMap.get(groupId));
+        }
+
+    }
+
+    /**
+     * 保存配置项
+     */
+    public static void saveProperties() {
+        log.info("正在保存所有配置...");
+        saveGlobalProperties();
+
+        for (Long groupId : groupPropMap.keySet()) {
+            if(!changeList.contains(groupId)) {
+                log.debug("群组 {} 配置无改动, 忽略保存.", groupId);
+                return;
+            }
+            log.debug("正在保存群组 {} 配置文件...", groupId);
+            saveGroupProperties(groupId);
+        }
+        log.info("配置保存完成.");
+    }
+
+    /**
+     * 保存指定群组的配置文件
+     * @param groupId 要保存配置的群组Id
+     */
+    private static void saveGroupProperties(long groupId) {
+        try {
+            saveGroupProperties(groupId, getGroupProperties(groupId));
+        } catch (IOException e) {
+            log.error("群组 {} 配置保存失败\n{}", groupId, Throwables.getStackTraceAsString(e));
+        }
+    }
+
+    private static void saveGroupProperties(Long groupId, Properties properties) throws IOException {
+        File groupPropFile = new File(getPropertiesDir(), "group." + groupId + ".properties");
+        if((!groupPropFile.exists() || !groupPropFile.isFile()) && (!groupPropFile.delete() || !groupPropFile.createNewFile())) {
+            log.error("群组 {} 配置文件创建失败!", groupId);
+            return;
+        }
+
+        saveProperties(properties, new FileOutputStream(groupPropFile));
+    }
+
+    private static void loadGlobalProperties() {
+        if(globalPropFile.exists() && globalPropFile.isFile()) {
+            log.info("正在加载全局配置文件...");
+            try (Reader reader = new InputStreamReader(new FileInputStream(globalPropFile), StandardCharsets.UTF_8)) {
+                globalProp.load(reader);
+                log.info("全局配置文件加载完成.");
+            } catch (IOException e) {
+                log.error("加载全局配置文件时发生异常", e);
+            }
+        } else {
+            log.info("未找到全局配置文件，跳过加载.");
+        }
+    }
+
+    /**
+     * 保存全局配置项
+     */
+    private static void saveGlobalProperties() {
+        try {
+            if((!globalPropFile.exists() || !globalPropFile.isFile()) && (!globalPropFile.delete() || !globalPropFile.createNewFile())) {
+                log.error("创建全局配置文件失败.");
+                return;
+            }
+
+            saveProperties(globalProp, new FileOutputStream(globalPropFile));
+        } catch (IOException e) {
+            log.error("全局配置文件保存时发生异常", e);
+        }
+    }
+
+    private static void loadGroupProperties(long groupId, Properties properties) {
+        File propFile = new File(getPropertiesDir(), "group." + groupId + ".properties");
+        Properties groupProp = Objects.requireNonNull(properties);
+        if(!propFile.exists() || !propFile.isFile()) {
+            log.warn("群组 {} 配置文件不存在, 或不是一个文件.({})", groupId, propFile.getAbsolutePath());
+            return;
+        }
+
+        try (Reader reader = new InputStreamReader(new FileInputStream(propFile), StandardCharsets.UTF_8)) {
+            groupProp.load(reader);
+        } catch (IOException e) {
+            log.error("读取群组 {} 群配置文件时发生异常:\n{}", groupId, Throwables.getStackTraceAsString(e));
+        }
+    }
+
+    private static void saveProperties(Properties properties, OutputStream stream) throws IOException {
+        properties.store(new OutputStreamWriter(stream, StandardCharsets.UTF_8), null);
+    }
+
+    /**
+     * 获取配置文件目录
+     * @return 返回目录File对象.
+     */
+    private static File getPropertiesDir() {
+        File propDir = new File(System.getProperty("cgj.botDataDir"), "/setting/");
+        if((!propDir.exists() || !propDir.isDirectory()) && (!propDir.delete() || !propDir.mkdirs())) {
+            log.warn("Setting文件夹创建失败!");
+        }
+        return propDir;
+    }
+
+    public static String getProperty(long groupId, String key) {
+        return getProperty(groupId, key, null);
+    }
+
+    public static String getProperty(long groupId, String key, String defaultValue) {
+        if(groupId <= 0) {
+            return globalProp.getProperty(key, defaultValue);
+        } else {
+            Properties properties = groupPropMap.get(groupId);
+            return properties == null ? defaultValue : properties.getProperty(key, defaultValue);
+        }
+    }
+
+    /**
+     * 设置配置项
+     * @param groupId 群组Id, 如为0或负数则为全局配置
+     * @param key 配置项key名
+     * @param value 欲设置的新值, 如为null则删除该配置项
+     * @return 返回上一次设定值
+     */
+    public static String setProperty(long groupId, String key, String value) {
+        Objects.requireNonNull(key);
+        Properties targetProperties = groupId <= 0 ? globalProp : getGroupProperties(groupId);
+        String lastValue = targetProperties.getProperty(key);
+        if(value != null) {
+            targetProperties.setProperty(key, value);
+        } else {
+            targetProperties.remove(key);
+        }
+        return lastValue;
+    }
+
+    /**
+     * 获取GlobalProperties
+     * @return 全局Properties
+     */
+    private static Properties getGlobalProperties() {
+        return globalProp;
+    }
+
+    /**
+     * 获取群组Properties
+     * @param groupId 群组Id
+     * @return 如果存在, 返回Properties, 不存在返回null.
+     * @throws IllegalArgumentException 当群组Id 小于或等于0 时抛出.
+     */
+    private static Properties getGroupProperties(long groupId) {
+        if (groupId <= 0) {
+            throw new IllegalArgumentException("Group number cannot be 0 or negative: " + groupId);
+        }
+        return groupPropMap.get(groupId);
+    }
+
+    /**
+     * 获取群组 Properties, 如果指定群组没有 Properties, 则使用GlobalProperties.
+     * @param groupId 指定群组Id
+     * @return 如果群组存在所属Properties, 则返回群组Properties, 否则返回GlobalProperties.
+     */
+    public static Properties getProperties(long groupId) {
+        if(groupPropMap.containsKey(groupId)) {
+            return groupPropMap.get(groupId);
+        }
+        return getGlobalProperties();
+    }
+
+}
diff --git a/src/main/java/net/lamgc/cgj/bot/event/BotEventHandler.java b/src/main/java/net/lamgc/cgj/bot/event/BotEventHandler.java
index 4c551ee..fa339f4 100644
--- a/src/main/java/net/lamgc/cgj/bot/event/BotEventHandler.java
+++ b/src/main/java/net/lamgc/cgj/bot/event/BotEventHandler.java
@@ -6,6 +6,7 @@ import com.google.common.util.concurrent.ThreadFactoryBuilder;
 import net.lamgc.cgj.bot.BotAdminCommandProcess;
 import net.lamgc.cgj.bot.BotCommandProcess;
 import net.lamgc.cgj.bot.MessageEventExecutionDebugger;
+import net.lamgc.cgj.bot.SettingProperties;
 import net.lamgc.cgj.util.DateParser;
 import net.lamgc.cgj.util.PagesQualityParser;
 import net.lamgc.cgj.util.TimeLimitThreadPoolExecutor;
@@ -50,7 +51,7 @@ public class BotEventHandler implements EventHandler {
      * 消息事件执行器
      */
     private final static EventExecutor executor = new EventExecutor(new TimeLimitThreadPoolExecutor(
-            60 * 1000,
+            0,
             Math.max(Runtime.getRuntime().availableProcessors(), 4),
             Math.max(Math.max(Runtime.getRuntime().availableProcessors() * 2, 4), 32),
             30L,
@@ -130,12 +131,12 @@ public class BotEventHandler implements EventHandler {
      */
     @NotAccepted
     public static void executeMessageEvent(MessageEvent event) {
-        String debuggerName;
+        String debuggerName = SettingProperties.getProperty(0, "debug.debugger");
         if(!event.getMessage().startsWith(ADMIN_COMMAND_PREFIX) &&
-                !Strings.isNullOrEmpty(debuggerName = BotCommandProcess.globalProp.getProperty("debug.debugger"))) {
+                !Strings.isNullOrEmpty(debuggerName)) {
             try {
                 MessageEventExecutionDebugger debugger = MessageEventExecutionDebugger.valueOf(debuggerName.toUpperCase());
-                debugger.debugger.accept(executor, event, BotCommandProcess.globalProp,
+                debugger.debugger.accept(executor, event, SettingProperties.getProperties(SettingProperties.GLOBAL),
                                 MessageEventExecutionDebugger.getDebuggerLogger(debugger));
             } catch(IllegalArgumentException e) {
                 log.warn("未找到指定调试器: '{}'", debuggerName);
@@ -195,7 +196,8 @@ public class BotEventHandler implements EventHandler {
         Object result;
         try {
             if(msg.toLowerCase().startsWith(ADMIN_COMMAND_PREFIX)) {
-                if(!String.valueOf(event.getFromQQ()).equals(BotCommandProcess.globalProp.getProperty("admin.adminId"))) {
+                if(!String.valueOf(event.getFromQQ())
+                        .equals(SettingProperties.getProperty(0, "admin.adminId"))) {
                     result = "你没有执行该命令的权限！";
                 } else {
                     result = adminRunner.run(args.length <= 1 ? new String[0] : Arrays.copyOfRange(args, 1, args.length));