diff --git a/config_mgr.cpp b/config_mgr.cpp
index ff03c70..26d151e 100644
--- a/config_mgr.cpp
+++ b/config_mgr.cpp
@@ -46,7 +46,8 @@ void ConfigMgr::Save(QString & file_path) {
         QJsonObject slot_item;
         if (card_type_[i] != kCardRelaySingle &&
                 card_type_[i] != kCardRelayTMRPrimary &&
-                card_type_[i] != kCardRelaySingleNOK) {
+                card_type_[i] != kCardRelaySingleNOK &&
+                card_type_[i] != kCardRelayTMRBackup) {
             for (int cid = 0; cid < CHANNEL_COUNT; ++cid) {
                 QJsonObject channel_item;
                 if (card_type_[i] == kCardVibSingle ||
diff --git a/data_config.h b/data_config.h
index 6b864ad..57af675 100644
--- a/data_config.h
+++ b/data_config.h
@@ -44,13 +44,14 @@ typedef enum {
     kVibVelocity = 2 // 速度
 } VibChannelType;
 
-typedef struct {
+typedef struct SlotConfig_{
     int slot;
     QString slot_type;
-    QString chan_display;
-    QString rack_type;
     QPushButton *slot_btn;
     QLabel *slot_label;
+    SlotConfig_(){
+        slot_type = "";
+    }
 } SlotConfig;
 
 enum CMTCommand {
diff --git a/mainwindow.cpp b/mainwindow.cpp
index 878e52a..02c4b1e 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -33,6 +33,7 @@ MainWindow::MainWindow(QWidget *parent)
 //    QMenuBar *menuBar = this->menuBar();
 //    this->setMenuBar(menuBar);  //添加到对象树
 //    menuBar->addMenu(ui->menu_start);
+    current_slot = -1;
     ui->widget_body->setProperty("flag", "title");
     ui->menuBar->setProperty("flag", "menuBar");
     //关联事件过滤器用于双击放大
@@ -138,41 +139,6 @@ void MainWindow::initStyle() {
     }
 }
 
-void MainWindow::readJsonFile(const QString &filePath) {
-    // 创建文件对象
-    QFile file(filePath);
-    if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) {
-        qDebug() << "Cannot open file for reading:" << filePath;
-        return;
-    }
-    QString content = file.readAll();
-    file.close();
-    QByteArray jsonData = content.toUtf8();
-    QJsonDocument jsonDoc = QJsonDocument::fromJson(jsonData);
-    if (jsonDoc.isNull()) {
-        qDebug() << "Cannot parse JSON document";
-        return;
-    }
-    if (!jsonDoc.isObject() && !jsonDoc.isArray()) {
-        qDebug() << "JSON document is not an object or an array";
-        return;
-    }
-    int slot_id = 0;
-    QJsonArray jsonArray = jsonDoc.array();
-    for (const QJsonValue &value : jsonArray) {
-        SlotConfig slot_config;
-        if (value.isObject()) { // 处理数组中的对象，例如每个对象代表一个记录或用户等。
-            QJsonObject obj = value.toObject();
-            slot_config.slot =  obj["slot"].toInt();
-            slot_config.slot_type =  obj["slot_type"].toString();
-            slot_config.chan_display = obj["chan_display"].toString();
-            slot_config.rack_type = obj["rack_type"].toString();
-            map_slot_config.insert(slot_id, slot_config);
-            slot_id ++;
-        }
-    }
-}
-
 void MainWindow::createMenu() {
     QList<QAbstractButton *> buttonList = btnGroup_slot->buttons();
     for (int i = 0; i < buttonList.count(); i++) {
@@ -313,69 +279,57 @@ void MainWindow::onMenuActionTriggered() {
                 } else if (slot_type == "OPM844") {
                     chan_display = "转速";
                 }
-                if (card_type == kCardRelayTMRPrimary && (map_slot_config[button_id].slot_type != "" || map_slot_config[button_id + 1].slot_type != "" \
-                                                       || map_slot_config[button_id + 2].slot_type != "")) {
+                if (card_type == kCardRelayTMRPrimary &&
+                        (ConfigMgr::Instance()->card_type_[button_id - 1] != kCardNone ||
+                         ConfigMgr::Instance()->card_type_[button_id] != kCardNone ||
+                         ConfigMgr::Instance()->card_type_[button_id + 1] != kCardNone)) {
                     QMessageBox::information(this, QStringLiteral("提示"), "不要重叠三冗余板卡配置，请在创建新配置之前移除现有的配置！");
                     return;
                 } else if (card_type == kCardRelayTMRPrimary && map_slot_config[button_id + 1].slot_type == "" \
                            && map_slot_config[button_id + 2].slot_type == "") {
                     map_slot_config[button_id].slot_type = slot_type;
-                    map_slot_config[button_id].rack_type = "TMR1";
                     map_slot_config[button_id].slot_btn->setText(chan_display);
-                    map_slot_config[button_id].chan_display = chan_display;
                     map_slot_config[button_id + 1].slot_type = slot_type;
-                    map_slot_config[button_id + 1].rack_type = "TMR2";
                     map_slot_config[button_id + 1].slot_btn->setText(chan_display);
-                    map_slot_config[button_id + 1].chan_display = chan_display;
                     map_slot_config[button_id + 2].slot_type = slot_type;
-                    map_slot_config[button_id + 2].rack_type = "TMR3";
                     map_slot_config[button_id + 2].slot_btn->setText(chan_display);
-                    map_slot_config[button_id + 2].chan_display = chan_display;
 
                     ConfigMgr::Instance()->card_type_[button_id - 1] = kCardRelayTMRPrimary;
                     ConfigMgr::Instance()->card_type_[button_id] = kCardRelayTMRBackup;
                     ConfigMgr::Instance()->card_type_[button_id + 1] = kCardRelayTMRBackup;
 
                 }
-                if (rack_type == "两板卡" && (map_slot_config[button_id].slot_type != "" || map_slot_config[button_id + 1].slot_type != "")) {
+                if (rack_type == "两板卡" &&
+                        (ConfigMgr::Instance()->card_type_[button_id - 1] != kCardNone ||
+                         ConfigMgr::Instance()->card_type_[button_id] != kCardNone)) {
                     QMessageBox::information(this, QStringLiteral("提示"), "不要重叠两板卡配置，请在创建新配置之前移除现有的配置！");
                     return;
-                } else if (rack_type == "两板卡" && map_slot_config[button_id + 1].slot_type == "") {
+                } else if (rack_type == "两板卡" && ConfigMgr::Instance()->card_type_[button_id - 1] != kCardNone) {
                     map_slot_config[button_id].slot_type = slot_type;
-                    map_slot_config[button_id].rack_type = "Double1";
                     map_slot_config[button_id].slot_btn->setText(chan_display);
-                    map_slot_config[button_id].chan_display = chan_display;
                     map_slot_config[button_id + 1].slot_type = slot_type;
-                    map_slot_config[button_id + 1].rack_type = "Double2";
                     map_slot_config[button_id + 1].slot_btn->setText(chan_display);
-                    map_slot_config[button_id + 1].chan_display = chan_display;
                 }
-                if (rack_type == "单板卡" && map_slot_config[button_id].slot_type != "") {
-                    QMessageBox::information(this, QStringLiteral("提示"), "不要重叠单板卡配置，请在创建新配置之前移除现有的配置！");
-                    return;
-                } else if ((card_type == kCardVibSingle || card_type == kCardSpeedSingle ||
+                 if ((card_type == kCardVibSingle || card_type == kCardSpeedSingle ||
                             card_type == kCardKeyphaseSingle || card_type == kCardRelaySingle ||
-                            kCardRelaySingleNOK) && map_slot_config[button_id].slot_type == "") {
+                            card_type == kCardRelaySingleNOK) && ConfigMgr::Instance()->card_type_[button_id - 1] != kCardNone) {
                     map_slot_config[button_id].slot_type = slot_type;
-                    map_slot_config[button_id].rack_type = "Single";
-                    map_slot_config[button_id].chan_display = chan_display;
                     button->setText(chan_display);
                     ConfigMgr::Instance()->card_type_[button_id - 1] = card_type;
-                }
+                }else if ((card_type == kCardVibSingle || card_type == kCardSpeedSingle ||
+                           card_type == kCardKeyphaseSingle || card_type == kCardRelaySingle ||
+                           card_type == kCardRelaySingleNOK) && ConfigMgr::Instance()->card_type_[button_id - 1] != kCardNone) {
+                     QMessageBox::information(this, QStringLiteral("提示"), "不要重叠单板卡配置，请在创建新配置之前移除现有的配置！");
+                     return;
+                 }
                 if (action->text() == "重置模块") {
                     if (ConfigMgr::Instance()->card_type_[button_id - 1] == kCardRelayTMRPrimary) {
                         map_slot_config[button_id].slot_type = "";
-                        map_slot_config[button_id].rack_type = "0";
                         map_slot_config[button_id].slot_btn->setText("");
-                        map_slot_config[button_id].chan_display = "";
                         map_slot_config[button_id + 1].slot_type = "";
-                        map_slot_config[button_id + 1].rack_type = "0";
                         map_slot_config[button_id + 1].slot_btn->setText("");
-                        map_slot_config[button_id + 1].chan_display = "";
                         map_slot_config[button_id + 2].slot_type = "";
-                        map_slot_config[button_id + 2].rack_type = "0";
                         map_slot_config[button_id + 2].slot_btn->setText("");
-                        map_slot_config[button_id + 2].chan_display = "";
                         std::shared_ptr<CardBase> base_ptr = ConfigMgr::Instance()->GetSlotPtr(button_id);
                         if(base_ptr != nullptr){
                             ConfigMgr::Instance()->RemoveCard(base_ptr);
@@ -390,22 +344,16 @@ void MainWindow::onMenuActionTriggered() {
                         if(base_ptr_backup2 != nullptr){
                             ConfigMgr::Instance()->RemoveCard(base_ptr_backup2);
                             ConfigMgr::Instance()->card_type_[button_id + 1] = kCardNone;
-
                         }
 
                     } else if (ConfigMgr::Instance()->card_type_[button_id - 1] == kCardRelayTMRBackup) {
                         map_slot_config[button_id - 1].slot_type = "";
-                        map_slot_config[button_id - 1].rack_type = "0";
                         map_slot_config[button_id - 1].slot_btn->setText("");
-                        map_slot_config[button_id - 1].chan_display = "";
                         map_slot_config[button_id].slot_type = "";
-                        map_slot_config[button_id].rack_type = "0";
                         map_slot_config[button_id].slot_btn->setText("");
-                        map_slot_config[button_id].chan_display = "";
                         map_slot_config[button_id + 1].slot_type = "";
-                        map_slot_config[button_id + 1].rack_type = "0";
                         map_slot_config[button_id + 1].slot_btn->setText("");
-                        map_slot_config[button_id + 1].chan_display = "";
+
                     }else if (ConfigMgr::Instance()->card_type_[button_id - 1] == kCardVibSingle ||
                               ConfigMgr::Instance()->card_type_[button_id - 1] == kCardSpeedSingle ||
                               ConfigMgr::Instance()->card_type_[button_id - 1] == kCardKeyphaseSingle) {
@@ -443,6 +391,9 @@ void MainWindow::OnButtonGroup(QAbstractButton *slot_btn) {
         int button_id = object_name.right(object_name.length() - 15).toInt();
         SlotConfig slot_config = map_slot_config[button_id];
         map_slot_config[button_id].slot_label->setStyleSheet("QLabel { color :#2980b9; font: bold 16px}");
+        if(current_slot != -1)
+            map_slot_config[current_slot].slot_label->setStyleSheet("");
+        current_slot = button_id;
         std::shared_ptr<CardBase> base_ptr = ConfigMgr::Instance()->GetSlotPtr(button_id);
         if(base_ptr == nullptr){
             ConfigMgr::Instance()->card_type_[button_id - 1] = card_type;
diff --git a/mainwindow.h b/mainwindow.h
index 022fd31..6938e41 100644
--- a/mainwindow.h
+++ b/mainwindow.h
@@ -46,6 +46,7 @@ private:
 
     QProgressBar *progressBar;
     CardType card_type;
+    int current_slot;
 
     void createMenu();
     void createMenu(const QString& rootTitle, QPushButton* button = nullptr);
diff --git a/relaysetting.cpp b/relaysetting.cpp
index 11c6c6b..b66ed49 100644
--- a/relaysetting.cpp
+++ b/relaysetting.cpp
@@ -92,8 +92,6 @@ void RelaySetting::readJsonFile(const QString &filePath) {
             QJsonObject obj = value.toObject();
             slot_config.slot =  obj["slot"].toInt();
             slot_config.slot_type =  obj["slot_type"].toInt();
-            slot_config.chan_display = obj["chan_display"].toString();
-            slot_config.rack_type = obj["rack_type"].toString();
             map_slot_config.insert(slot_id, slot_config);
             slot_id ++;
         }