diff --git a/backend/routers/config.py b/backend/routers/config.py
index 8ee8562..600eef6 100644
--- a/backend/routers/config.py
+++ b/backend/routers/config.py
@@ -67,22 +67,26 @@ DEFAULT_SERVERS = {
     "测试环境": {
         "api": "https://api3-dev.readoor.cn",
         "assDom": "applinks:dev-data1.readoor.cn",
-        "universalLink": "https://dev-data1.readoor.cn"
+        "universalLink": "https://dev-data1.readoor.cn",
+        "app_id_prefix": 1,
     },
     "正式环境": {
         "api": "https://api3.readoor.cn",
         "assDom": "applinks:data1.readoor.cn",
-        "universalLink": "https://data1.readoor.cn"
+        "universalLink": "https://data1.readoor.cn",
+        "app_id_prefix": 2,
     },
     "华师大环境": {
         "api": "https://api3.ecnupress.com.cn",
         "assDom": "applinks:data1.ecnupress.com.cn",
-        "universalLink": "https://data1.ecnupress.com.cn"
+        "universalLink": "https://data1.ecnupress.com.cn",
+        "app_id_prefix": 3,
     },
     "外教环境": {
         "api": "https://weread-api3.sflep.com/api3",
         "assDom": "applinks:wereadossda.sflep.com",
-        "universalLink": "https://wereadossda.sflep.com"
+        "universalLink": "https://wereadossda.sflep.com",
+        "app_id_prefix": 4,
     }
 }
 
@@ -91,6 +95,84 @@ DEFAULT_VERSIONS = {
     "build_ver": "2.180.0.0",
 }
 
+# 为已有环境迁移的固定前缀；后续环境从配置中的 next_app_id_prefix 自动分配。
+LEGACY_SERVER_PREFIXES = {
+    "测试环境": 1,
+    "正式环境": 2,
+    "华师大环境": 3,
+    "外教环境": 4,
+}
+
+
+def _ensure_server_id_prefixes(config: dict) -> bool:
+    """为旧配置补齐环境 ID 前缀和下一个可分配前缀。"""
+    changed = False
+    servers = config.get("servers", {})
+    used_prefixes = set()
+    for name, server in servers.items():
+        prefix = server.get("app_id_prefix")
+        if prefix is None and name in LEGACY_SERVER_PREFIXES:
+            prefix = LEGACY_SERVER_PREFIXES[name]
+            server["app_id_prefix"] = prefix
+            changed = True
+        if isinstance(prefix, int) and prefix > 0:
+            used_prefixes.add(prefix)
+
+    next_prefix = max(used_prefixes, default=0) + 1
+    for server in servers.values():
+        prefix = server.get("app_id_prefix")
+        if not isinstance(prefix, int) or prefix <= 0:
+            server["app_id_prefix"] = next_prefix
+            used_prefixes.add(next_prefix)
+            next_prefix += 1
+            changed = True
+    if not isinstance(config.get("next_app_id_prefix"), int) or config["next_app_id_prefix"] < next_prefix:
+        config["next_app_id_prefix"] = next_prefix
+        changed = True
+    return changed
+
+
+def _ensure_special_app_prefix_overrides(config: dict) -> bool:
+    """将英汉大词典的历史 1xx 规则迁移为显式的 App 前缀覆盖。"""
+    changed = False
+    for app in config.get("apps", {}).values():
+        if "英汉大词典" in app.get("name", "") and not app.get("app_id_prefix_override"):
+            app["app_id_prefix_override"] = 1
+            changed = True
+    return changed
+
+
+def _apply_special_app_prefix_override(app: dict) -> None:
+    """英汉大词典沿用历史 1xx 编号段。"""
+    if "英汉大词典" in app.get("name", "") and not app.get("app_id_prefix_override"):
+        app["app_id_prefix_override"] = 1
+
+
+def _next_app_id(apps: dict, servers: dict, app: dict) -> str:
+    """根据环境前缀或 App 特殊覆盖生成下一个配置 ID。"""
+    prefix = app.get("app_id_prefix_override")
+    if prefix in (None, ""):
+        server = servers.get(app.get("server", ""), {})
+        prefix = server.get("app_id_prefix")
+    try:
+        prefix = int(prefix)
+    except (TypeError, ValueError):
+        prefix = 0
+    if prefix <= 0:
+        raise HTTPException(status_code=400, detail="请选择已配置 Apps ID 规则的服务器环境")
+
+    prefix_text = str(prefix)
+    serials = [
+        int(app_id[len(prefix_text):])
+        for app_id in apps
+        if (app_id.isdigit() and app_id.startswith(prefix_text)
+            and len(app_id) == len(prefix_text) + 2)
+    ]
+    next_serial = max(serials, default=-1) + 1
+    if next_serial > 99:
+        raise HTTPException(status_code=400, detail=f"Apps ID 前缀 {prefix} 的编号已用完")
+    return f"{prefix}{next_serial:02d}"
+
 
 def _ensure_upload_keys(config: dict) -> bool:
     """为没有 upload_key 的 app 自动生成，返回是否有变更"""
@@ -152,7 +234,10 @@ def load_config() -> dict:
             CONFIG_JSON_PATH.parent.mkdir(parents=True, exist_ok=True)
             shutil.copy2(BOOTSTRAP_CONFIG_PATH, CONFIG_JSON_PATH)
         else:
-            return {"apps": {}, "schemes": {}, "servers": DEFAULT_SERVERS, "branches": ["main"], "upload": DEFAULT_UPLOAD}
+            return {
+                "apps": {}, "schemes": {}, "servers": DEFAULT_SERVERS,
+                "next_app_id_prefix": 5, "branches": ["main"], "upload": DEFAULT_UPLOAD,
+            }
     with open(CONFIG_JSON_PATH, "r", encoding="utf-8") as f:
         config = json.load(f)
     # 确保必要字段存在
@@ -164,8 +249,11 @@ def load_config() -> dict:
         config["upload"] = DEFAULT_UPLOAD
     if "versions" not in config:
         config["versions"] = DEFAULT_VERSIONS.copy()
-    # 自动为缺少 upload_key 的 app 生成唯一标识
-    if _ensure_upload_keys(config):
+    # 自动补齐旧配置的环境前缀、特殊 App 覆盖和 upload_key。
+    prefixes_changed = _ensure_server_id_prefixes(config)
+    overrides_changed = _ensure_special_app_prefix_overrides(config)
+    keys_changed = _ensure_upload_keys(config)
+    if prefixes_changed or overrides_changed or keys_changed:
         save_config(config)
     # 迁移旧式目录皮肤为 ZIP
     if _migrate_old_themes(config):
@@ -217,9 +305,9 @@ async def create_app(app: dict):
         config = load_config()
         apps = config.get("apps", {})
 
-        # 自动生成 ID
-        numeric_keys = [int(k) for k in apps.keys() if k.isdigit()]
-        new_id = str(max(numeric_keys) + 1) if numeric_keys else "1"
+        # 按服务环境自动生成三位 ID（例如测试环境 1xx、正式环境 2xx）。
+        _apply_special_app_prefix_override(app)
+        new_id = _next_app_id(apps, config.get("servers", {}), app)
 
         # 自动生成 upload_key
         if not app.get("upload_key"):
@@ -558,12 +646,15 @@ async def create_server(server_data: dict):
         if name in servers:
             raise HTTPException(status_code=400, detail="环境名称已存在")
 
+        prefix = config.get("next_app_id_prefix", 1)
         servers[name] = {
             "api": server_data.get("api", ""),
             "assDom": server_data.get("assDom", ""),
             "universalLink": server_data.get("universalLink", ""),
+            "app_id_prefix": prefix,
         }
         config["servers"] = servers
+        config["next_app_id_prefix"] = prefix + 1
         save_config(config)
     return {"message": "服务器环境已创建"}
 
@@ -591,6 +682,7 @@ async def update_server(server_name: str, server_data: dict):
             "api": server_data.get("api", ""),
             "assDom": server_data.get("assDom", ""),
             "universalLink": server_data.get("universalLink", ""),
+            "app_id_prefix": servers[new_name].get("app_id_prefix"),
         }
         config["servers"] = servers
         save_config(config)
diff --git a/frontend/src/views/ConfigView.vue b/frontend/src/views/ConfigView.vue
index 35052ae..4158bc3 100644
--- a/frontend/src/views/ConfigView.vue
+++ b/frontend/src/views/ConfigView.vue
@@ -66,6 +66,7 @@
               <tr>
                 <th>环境名称</th>
                 <th>API 地址</th>
+                <th>App ID 前缀</th>
                 <th>Associated Domains</th>
                 <th>Universal Link</th>
                 <th>操作</th>
@@ -75,6 +76,7 @@
               <tr v-for="(server, name) in servers" :key="name">
                 <td><strong>{{ name }}</strong></td>
                 <td>{{ server.api }}</td>
+                <td>{{ server.app_id_prefix }}</td>
                 <td>{{ server.assDom }}</td>
                 <td>{{ server.universalLink }}</td>
                 <td class="action-btns">
@@ -273,7 +275,6 @@
               <input type="text" v-model="versions.app_ver" placeholder="2.180.0">
               <div style="font-size: 12px; color: #999; margin-top: 4px;">格式：主版本.次版本.修订号</div>
             </div>
-            <div style="font-size: 12px; color: #999; margin: -8px 0 16px;">保存后 Build_Ver 将自动重置为 App_Ver.0；App Store 打包时构建号自动 +1。</div>
             <button class="btn btn-primary" style="width: auto; padding: 10px 32px; margin-bottom: 24px;" @click="saveVersions">保存版本号</button>
 
             <template v-if="isAdmin">
@@ -379,6 +380,11 @@
           <label>Universal Link</label>
           <input v-model="serverForm.universalLink" type="text" placeholder="https://dev-data1.readoor.cn">
         </div>
+        <div class="form-group">
+          <label>App ID 前缀</label>
+          <input :value="editingServerName ? serverForm.app_id_prefix : nextServerPrefix" type="text" disabled>
+          <div style="font-size: 12px; color: #999; margin-top: 4px;">新增环境自动分配，保存后不可修改。</div>
+        </div>
         <div style="margin-top: 20px; display: flex; gap: 12px; justify-content: flex-end;">
           <button class="action-btn" style="padding: 8px 16px;" @click="showServerModal = false">取消</button>
           <button class="btn btn-primary" style="width: auto; padding: 8px 24px;" @click="saveServer">保存</button>
@@ -411,6 +417,10 @@
             </select>
             <input v-else v-model="appForm.server" type="text" placeholder="例如：测试环境">
           </div>
+          <div v-if="isAdmin" class="form-group">
+            <label>App ID 前缀覆盖</label>
+            <input v-model.number="appForm.app_id_prefix_override" type="number" min="1" placeholder="仅特殊 App 使用">
+          </div>
         </div>
         <div class="form-row">
           <div class="form-group">
@@ -556,7 +566,7 @@
 </template>
 
 <script setup>
-import { ref, onMounted, inject } from 'vue'
+import { computed, ref, onMounted, inject } from 'vue'
 
 const showLogin = inject('showLogin')
 const getToken = inject('getToken')
@@ -592,7 +602,13 @@ const jsonContent = ref('{}')
 
 const showServerModal = ref(false)
 const editingServerName = ref(null)
-const serverForm = ref({ name: '', api: '', assDom: '', universalLink: '' })
+const serverForm = ref({ name: '', api: '', assDom: '', universalLink: '', app_id_prefix: null })
+const nextServerPrefix = computed(() => {
+  const prefixes = Object.values(servers.value)
+    .map(server => Number(server.app_id_prefix))
+    .filter(prefix => Number.isInteger(prefix) && prefix > 0)
+  return Math.max(0, ...prefixes) + 1
+})
 
 const showAppModal = ref(false)
 const editingAppId = ref(null)
@@ -729,7 +745,9 @@ const deleteUser = async (u) => {
 // 服务器环境管理
 const openServerModal = (name = null, server = null) => {
   editingServerName.value = name
-  serverForm.value = server ? { ...server, name } : { name: '', api: '', assDom: '', universalLink: '' }
+  serverForm.value = server
+    ? { ...server, name }
+    : { name: '', api: '', assDom: '', universalLink: '', app_id_prefix: null }
   showServerModal.value = true
 }
 
@@ -802,6 +820,7 @@ const openAppModal = (id = null, app = null) => {
       weixinpay: '',
       tencent: '',
       AlivcLicenseKey: '',
+      app_id_prefix_override: '',
       certificates: {},
     }
   }
diff --git a/tests/conftest.py b/tests/conftest.py
index 13df521..907aaaa 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -54,7 +54,8 @@ def tmp_config(tmp_path, monkeypatch):
             "1": {"name": "readoor31", "ossFloder": "test"}
         },
         "servers": {
-            "测试环境": {"api": "https://test.api.com", "assDom": "applinks:test.com", "universalLink": "https://test.com"}
+            "测试环境": {"api": "https://test.api.com", "assDom": "applinks:test.com", "universalLink": "https://test.com"},
+            "正式环境": {"api": "https://prod.api.com", "assDom": "applinks:prod.com", "universalLink": "https://prod.com"}
         },
         "branches": ["main", "dev"],
     }))
diff --git a/tests/test_api_config.py b/tests/test_api_config.py
index ccfec86..7f5bfbc 100644
--- a/tests/test_api_config.py
+++ b/tests/test_api_config.py
@@ -20,14 +20,32 @@ def test_get_apps(client, tmp_config):
 
 
 def test_create_app(client, tmp_config):
-    resp = client.post("/api/config/apps", json={"name": "新App", "AppGuid": "new-guid"})
+    resp = client.post("/api/config/apps", json={
+        "name": "新App", "server": "测试环境", "AppGuid": "new-guid",
+    })
     assert resp.status_code == 200
-    assert resp.json()["id"] == "2"
+    assert resp.json()["id"] == "100"
 
     # 验证已创建
     apps = client.get("/api/config/apps").json()
-    assert "2" in apps
-    assert apps["2"]["name"] == "新App"
+    assert "100" in apps
+    assert apps["100"]["name"] == "新App"
+
+
+def test_create_app_uses_environment_prefix_and_dictionary_exception(client, tmp_config):
+    official = client.post("/api/config/apps", json={"name": "正式 App", "server": "正式环境"})
+    dictionary = client.post("/api/config/apps", json={"name": "英汉大词典", "server": "正式环境"})
+
+    assert official.status_code == 200
+    assert official.json()["id"] == "200"
+    assert dictionary.status_code == 200
+    assert dictionary.json()["id"] == "100"
+
+
+def test_create_app_rejects_unknown_environment_id_rule(client, tmp_config):
+    resp = client.post("/api/config/apps", json={"name": "新 App", "server": "未知环境"})
+    assert resp.status_code == 400
+    assert "ID 规则" in resp.json()["detail"]
 
 
 def test_update_app(client, tmp_config):
@@ -121,7 +139,13 @@ def test_create_server(client, tmp_config):
         "universalLink": "https://new.com",
     })
     assert resp.status_code == 200
-    assert "新环境" in client.get("/api/config/servers").json()
+    servers = client.get("/api/config/servers").json()
+    assert servers["新环境"]["app_id_prefix"] == 3
+
+    client.delete("/api/config/servers/新环境")
+    second = client.post("/api/config/servers", json={"name": "第二环境", "api": "https://second.api.com"})
+    assert second.status_code == 200
+    assert client.get("/api/config/servers").json()["第二环境"]["app_id_prefix"] == 4
 
 
 def test_delete_server_in_use(client, tmp_config):
diff --git a/tests/test_security.py b/tests/test_security.py
index 32f2ca6..f390812 100644
--- a/tests/test_security.py
+++ b/tests/test_security.py
@@ -54,7 +54,9 @@ def test_config_routes_limit_regular_users_to_apps_and_versions(client, tmp_conf
     headers = {"Authorization": f"Bearer {token}"}
 
     assert client.get("/api/config/apps", headers=headers).status_code == 200
-    assert client.post("/api/config/apps", json={"name": "普通用户 App"}, headers=headers).status_code == 200
+    assert client.post("/api/config/apps", json={
+        "name": "普通用户 App", "server": "测试环境",
+    }, headers=headers).status_code == 200
     assert client.get("/api/config/versions", headers=headers).status_code == 200
     versions = client.put("/api/config/versions", json={"app_ver": "2.196.0"}, headers=headers)
     assert versions.status_code == 200