diff --git a/pom.xml b/pom.xml
index 8e307cb..a4d8120 100644
--- a/pom.xml
+++ b/pom.xml
@@ -10,7 +10,7 @@
     </parent>
     <groupId>com.ecep.contract</groupId>
     <artifactId>Contract-Manager</artifactId>
-    <version>0.0.46-SNAPSHOT</version>
+    <version>0.0.47-SNAPSHOT</version>
     <name>Contract-Manager</name>
     <description>Contract-Manager</description>
     <url/>
diff --git a/src/main/java/com/ecep/contract/manager/cloud/u8/ContractSyncTask.java b/src/main/java/com/ecep/contract/manager/cloud/u8/ContractSyncTask.java
index fc785d5..94dc36b 100644
--- a/src/main/java/com/ecep/contract/manager/cloud/u8/ContractSyncTask.java
+++ b/src/main/java/com/ecep/contract/manager/cloud/u8/ContractSyncTask.java
@@ -37,7 +37,7 @@ public class ContractSyncTask extends AbstContractRepairTasker {
             holder.error("无法获取 YongYouU8Repository " + e.getMessage());
             return;
         }
-        if (getConfService().getBoolean(ContractCtx.KEY_CONTRACT_SYNC_USE_LATEST_ID)) {
+        if (getConfService().getBoolean(ContractCtx.KEY_SYNC_USE_LATEST_ID)) {
             syncByLatestId(holder);
         } else {
             syncByLatestDate(holder);
@@ -45,7 +45,7 @@ public class ContractSyncTask extends AbstContractRepairTasker {
     }
 
     private void syncByLatestId(MessageHolder holder) {
-        int latestId = getConfService().getInt(ContractCtx.CONTRACT_LATEST_ID);
+        int latestId = getConfService().getInt(ContractCtx.KEY_SYNC_BY_LATEST_ID);
         updateTitle("用友U8系统-同步合同，从 " + latestId + " 开始");
 
         Long total = repository.countAllContracts(latestId);
@@ -81,11 +81,11 @@ public class ContractSyncTask extends AbstContractRepairTasker {
                 updateProgress(counter.incrementAndGet(), total);
             });
         }
-        getConfService().set(ContractCtx.CONTRACT_LATEST_ID, String.valueOf(reference.get()));
+        getConfService().set(ContractCtx.KEY_SYNC_BY_LATEST_ID, String.valueOf(reference.get()));
     }
 
     private void syncByLatestDate(MessageHolder holder) {
-        String strDateTime = getConfService().getString(ContractCtx.CONTRACT_LATEST_DATE);
+        String strDateTime = getConfService().getString(ContractCtx.KEY_SYNC_BY_LATEST_DATE);
         LocalDateTime latestDateTime = null;
         if (StringUtils.hasText(strDateTime)) {
             try {
@@ -135,7 +135,7 @@ public class ContractSyncTask extends AbstContractRepairTasker {
                 updateProgress(counter.incrementAndGet(), total);
             });
         }
-        getConfService().set(ContractCtx.CONTRACT_LATEST_DATE, String.valueOf(reference.get()));
+        getConfService().set(ContractCtx.KEY_SYNC_BY_LATEST_DATE, String.valueOf(reference.get()));
     }
 
 }
diff --git a/src/main/java/com/ecep/contract/manager/cloud/u8/YongYouU8ConfigWindowController.java b/src/main/java/com/ecep/contract/manager/cloud/u8/YongYouU8ConfigWindowController.java
index 5ffd413..fff2a25 100644
--- a/src/main/java/com/ecep/contract/manager/cloud/u8/YongYouU8ConfigWindowController.java
+++ b/src/main/java/com/ecep/contract/manager/cloud/u8/YongYouU8ConfigWindowController.java
@@ -42,11 +42,11 @@ public class YongYouU8ConfigWindowController extends BaseController {
         config1.setPicker(auto_create_company_after);
         config1.initialize();
 
-        LocalDateConfig config2 = new LocalDateConfig(ContractCtx.CONTRACT_LATEST_DATE);
+        LocalDateConfig config2 = new LocalDateConfig(ContractCtx.KEY_SYNC_BY_LATEST_DATE);
         config2.setPicker(contract_latest_date);
         config2.initialize();
 
-        StringConfig config3 = new StringConfig(ContractCtx.CONTRACT_LATEST_ID);
+        StringConfig config3 = new StringConfig(ContractCtx.KEY_SYNC_BY_LATEST_ID);
         config3.setTextField(contract_latest_id);
         config3.initialize();
 
diff --git a/src/main/java/com/ecep/contract/manager/cloud/u8/ctx/ContractCtx.java b/src/main/java/com/ecep/contract/manager/cloud/u8/ctx/ContractCtx.java
index a473bab..8d17601 100644
--- a/src/main/java/com/ecep/contract/manager/cloud/u8/ctx/ContractCtx.java
+++ b/src/main/java/com/ecep/contract/manager/cloud/u8/ctx/ContractCtx.java
@@ -44,11 +44,23 @@ import java.util.stream.Stream;
 
 import static com.ecep.contract.manager.SpringApp.getBean;
 
+/**
+ * 合同上下文
+ */
 public class ContractCtx extends AbstractYongYouU8Ctx {
-    public static final String CONTRACT_LATEST_DATE = "cloud.u8.contract.latestDate";
-    public static final String CONTRACT_LATEST_ID = "cloud.u8.contract.latestId";
-    public static final String KEY_CONTRACT_SYNC_USE_LATEST_ID = "cloud.u8.contract.sync.use-latest-id";
-
+    public static final String KEY_PREFIX = "cloud.u8.contract.";
+    /**
+     * 合同同步后的最后一个日期
+     */
+    public static final String KEY_SYNC_BY_LATEST_DATE = KEY_PREFIX + "latestDate";
+    /**
+     * 合同同步后的最后一个合同ID
+     */
+    public static final String KEY_SYNC_BY_LATEST_ID = KEY_PREFIX + "latestId";
+    /**
+     * 合同同步时是否使用最后更新的Id来判断更新范围，否则使用最后更新的合同日期来判断更新范围
+     */
+    public static final String KEY_SYNC_USE_LATEST_ID = KEY_PREFIX + "sync.use-latest-id";
 
     @Setter
     private ContractService contractService;
@@ -78,7 +90,6 @@ public class ContractCtx extends AbstractYongYouU8Ctx {
     @Setter
     private int customerEntityUpdateDelayDays = 1;
 
-
     public ContractService getContractService() {
         if (contractService == null) {
             contractService = getBean(ContractService.class);
@@ -661,7 +672,7 @@ public class ContractCtx extends AbstractYongYouU8Ctx {
                 contract.setGuid(guid);
                 contract.setCode(contractId);
                 contract = service.save(contract);
-                holder.info("新建合同：" + contractId+", GUID: "+guid);
+                holder.info("新建合同：" + contractId + ", GUID: " + guid);
             }
         }
         return contract;
diff --git a/src/main/java/com/ecep/contract/manager/ds/contract/service/ContractPayPlanService.java b/src/main/java/com/ecep/contract/manager/ds/contract/service/ContractPayPlanService.java
index 9c89f76..fe3d8be 100644
--- a/src/main/java/com/ecep/contract/manager/ds/contract/service/ContractPayPlanService.java
+++ b/src/main/java/com/ecep/contract/manager/ds/contract/service/ContractPayPlanService.java
@@ -19,6 +19,9 @@ import org.springframework.util.StringUtils;
 
 import java.util.List;
 
+/**
+ * 合同支付计划服务
+ */
 @Lazy
 @Service
 @CacheConfig(cacheNames = "contract-pay-plan")
diff --git a/src/main/java/com/ecep/contract/manager/ds/contract/service/ContractService.java b/src/main/java/com/ecep/contract/manager/ds/contract/service/ContractService.java
index 3ca5ddd..f98c505 100644
--- a/src/main/java/com/ecep/contract/manager/ds/contract/service/ContractService.java
+++ b/src/main/java/com/ecep/contract/manager/ds/contract/service/ContractService.java
@@ -150,10 +150,10 @@ public class ContractService implements ViewModelService<Contract, ContractViewM
      */
     public void updateLatestIdAndDate(Integer latestId, LocalDateTime latestDate) {
         if (latestId != null) {
-            confService.set(ContractCtx.CONTRACT_LATEST_ID, String.valueOf(latestId));
+            confService.set(ContractCtx.KEY_SYNC_BY_LATEST_ID, String.valueOf(latestId));
         }
         if (latestDate != null) {
-            confService.set(ContractCtx.CONTRACT_LATEST_DATE, latestDate.toString());
+            confService.set(ContractCtx.KEY_SYNC_BY_LATEST_DATE, latestDate.toString());
         }
     }
 
diff --git a/src/main/java/com/ecep/contract/manager/ui/AbstEntityManagerSkin.java b/src/main/java/com/ecep/contract/manager/ui/AbstEntityManagerSkin.java
index c997774..4295cd1 100644
--- a/src/main/java/com/ecep/contract/manager/ui/AbstEntityManagerSkin.java
+++ b/src/main/java/com/ecep/contract/manager/ui/AbstEntityManagerSkin.java
@@ -195,10 +195,15 @@ public abstract class AbstEntityManagerSkin<T extends IdentityEntity, TV extends
         loadTableDataSet(true);
     }
 
+    private boolean allowResize = true;
+
     /**
      * 根据表格高度重新计算分页的页大小
      */
     private void resizeTable(Object observable, Bounds old, Bounds newBounds) {
+        if (!allowResize) {
+            return;
+        }
         double tableHeight = newBounds.getHeight();
         if (tableHeight <= 0) {
             return;
@@ -208,8 +213,13 @@ public abstract class AbstEntityManagerSkin<T extends IdentityEntity, TV extends
         if (lookup != null) {
             double rowHeight = lookup.prefHeight(-1);
             int rows = (int) Math.round(table.getHeight() / rowHeight) - 1;
-            int pageNumber = (int) Math.abs(currentPageable.getOffset() / rows);
+            // 只有当行数变化超过一定阈值时才重新加载数据
+            int currentRows = currentPageable.getPageSize();
+            if (Math.abs(rows - currentRows) <= 2) {
+                return; // 避免微小变化导致频繁刷新
+            }
 
+            int pageNumber = (int) Math.abs(currentPageable.getOffset() / rows);
             if (currentPageable.getPageNumber() == pageNumber && currentPageable.getPageSize() == rows) {
                 return;
             }
@@ -359,6 +369,7 @@ public abstract class AbstEntityManagerSkin<T extends IdentityEntity, TV extends
     private CompletableFuture<Void> _reloadTableData() {
         CompletableFuture<Void> future = new CompletableFuture<>();
         Platform.runLater(() -> {
+            allowResize = false; // 禁用调整
             dataSet.clear();
             runAsync(() -> {
                 controller.setStatus("载入中...");
@@ -366,8 +377,10 @@ public abstract class AbstEntityManagerSkin<T extends IdentityEntity, TV extends
                 Platform.runLater(() -> {
                     try {
                         updateTableDataSet(models);
+                        allowResize = true; // 恢复调整
                         future.complete(null);
                     } catch (Exception e) {
+                        allowResize = true; // 恢复调整
                         future.completeExceptionally(e);
                     }
                 });
@@ -381,7 +394,23 @@ public abstract class AbstEntityManagerSkin<T extends IdentityEntity, TV extends
 
     protected void updateTableDataSet(List<TV> models) {
         long timeMillis = System.currentTimeMillis();
-        dataSet.setAll(models);
+        // 清除所有选择状态，避免选择状态混乱
+        if (getTableView() != null && getTableView().getSelectionModel() != null) {
+            getTableView().getSelectionModel().clearSelection();
+        }
+        
+        // 先清空再设置新数据，避免数据叠加
+        dataSet.clear();
+        if (models != null) {
+            dataSet.addAll(models);
+        }
+        
+        // 强制刷新表格布局
+        if (getTableView() != null) {
+            getTableView().requestLayout();
+            getTableView().refresh();
+        }
+        
         long timeCost = System.currentTimeMillis() - timeMillis;
         if (logger.isDebugEnabled()) {
             logger.debug("update table dataSet cost: {} ms", timeCost);
diff --git a/src/main/java/com/ecep/contract/manager/ui/ViewModelService.java b/src/main/java/com/ecep/contract/manager/ui/ViewModelService.java
index 2373516..29bf4f1 100644
--- a/src/main/java/com/ecep/contract/manager/ui/ViewModelService.java
+++ b/src/main/java/com/ecep/contract/manager/ui/ViewModelService.java
@@ -6,6 +6,13 @@ import com.ecep.contract.manager.ds.other.model.IdentityEntity;
 import com.ecep.contract.manager.ds.other.service.IEntityService;
 import com.ecep.contract.manager.ds.other.vo.IdentityViewModel;
 
+/**
+ * 视图模型服务接口
+ * 
+ * @param <T>  实体类型
+ * @param <TV> 视图模型类型
+ * @author 2025-08-02
+ */
 public interface ViewModelService<T extends IdentityEntity, TV extends IdentityViewModel<T>>
         extends IEntityService<T> {
 
diff --git a/src/main/java/com/ecep/contract/manager/ui/table/cell/AsyncUpdateTableCell.java b/src/main/java/com/ecep/contract/manager/ui/table/cell/AsyncUpdateTableCell.java
index fb4aa1d..0e33a51 100644
--- a/src/main/java/com/ecep/contract/manager/ui/table/cell/AsyncUpdateTableCell.java
+++ b/src/main/java/com/ecep/contract/manager/ui/table/cell/AsyncUpdateTableCell.java
@@ -3,6 +3,8 @@ package com.ecep.contract.manager.ui.table.cell;
 import java.util.concurrent.Future;
 
 import org.hibernate.Hibernate;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import com.ecep.contract.manager.Desktop;
 import com.ecep.contract.manager.ds.other.model.IdentityEntity;
@@ -18,6 +20,8 @@ import javafx.application.Platform;
  * @param <T>
  */
 public class AsyncUpdateTableCell<V, T extends IdentityEntity> extends javafx.scene.control.TableCell<V, T> {
+    private static final Logger logger = LoggerFactory.getLogger(AsyncUpdateTableCell.class);
+
     /**
      * 转换为文本
      */
@@ -32,6 +36,20 @@ public class AsyncUpdateTableCell<V, T extends IdentityEntity> extends javafx.sc
     }
 
     private IEntityService<T> service;
+    Future<?> syncFuture;
+
+    /**
+     * 通过 #setService 设置服务类，或者子类实现, 提供服务类
+     * 
+     * @return
+     */
+    protected IEntityService<T> getServiceBean() {
+        return null;
+    }
+
+    public String format(T entity) {
+        return toString(entity);
+    }
 
     public void setService(IEntityService<T> service) {
         this.service = service;
@@ -44,13 +62,15 @@ public class AsyncUpdateTableCell<V, T extends IdentityEntity> extends javafx.sc
         return service;
     }
 
-    protected IEntityService<T> getServiceBean() {
-        return null;
-    }
-
     @Override
     protected void updateItem(T item, boolean empty) {
         super.updateItem(item, empty);
+        // 取消之前的异步任务
+        if (syncFuture != null) {
+            syncFuture.cancel(true);
+            syncFuture = null;
+        }
+
         if (empty || item == null) {
             setText(null);
             return;
@@ -59,23 +79,45 @@ public class AsyncUpdateTableCell<V, T extends IdentityEntity> extends javafx.sc
             setText(format(item));
             return;
         }
+
         setText("# " + item.getId());
-        submit(this::asyncLoadAndUpdate);
+        syncFuture = submit(this::asyncLoadAndUpdate);
     }
 
+    /**
+     * 检查实体是否已初始化
+     * 
+     * @param proxy
+     * @return
+     */
     protected boolean isInitialized(T proxy) {
         return Hibernate.isInitialized(proxy);
     }
 
+    /**
+     * 初始化实体
+     * 
+     * @return
+     */
+    protected T initialize() {
+        return getService().findById(getItem().getId());
+    }
+
+    /**
+     * 提交异步任务
+     * 
+     * @param var1 异步任务
+     * @return
+     */
     Future<?> submit(Runnable var1) {
         return Desktop.instance.getExecutorService().submit(var1);
     }
 
-    public String format(T entity) {
-        return toString(entity);
-    }
-
     protected void asyncLoadAndUpdate() {
+        if (getItem() == null) {
+            return;
+        }
+
         T entity = initialize();
         String formated;
         try {
@@ -84,14 +126,26 @@ public class AsyncUpdateTableCell<V, T extends IdentityEntity> extends javafx.sc
             formated = e.getMessage();
         }
         String texted = formated;
+
+        // 保存当前需要更新的项目信息，避免闭包引用导致的问题
+        final T updatedEntity = entity;
+        final String updatedText = texted;
+        final T finalCurrentLoadingItem = getItem();
+
         Platform.runLater(() -> {
-            setText(texted);
-            setItem(entity);
+            // 检查单元格是否仍然显示相同的项目
+            // 如果单元格已被重用或当前项目已改变，则不更新
+            if (isEmpty() || getItem() == null) {
+                logger.debug("Skipping async update - cell reused ");
+                return;
+            }
+            if (getItem().getId() != finalCurrentLoadingItem.getId()) {
+                logger.debug("Skipping async update - cell item changed");
+                return;
+            }
+            setItem(updatedEntity);
+            setText(updatedText);
         });
     }
 
-    protected T initialize() {
-        return getService().findById(getItem().getId());
-    }
-
 }
diff --git a/src/main/java/com/ecep/contract/manager/ui/table/cell/CompanyTableCell.java b/src/main/java/com/ecep/contract/manager/ui/table/cell/CompanyTableCell.java
index d3728c1..5930606 100644
--- a/src/main/java/com/ecep/contract/manager/ui/table/cell/CompanyTableCell.java
+++ b/src/main/java/com/ecep/contract/manager/ui/table/cell/CompanyTableCell.java
@@ -1,11 +1,14 @@
 package com.ecep.contract.manager.ui.table.cell;
 
-import com.ecep.contract.manager.ds.company.model.Company;
-import com.ecep.contract.manager.ds.company.service.CompanyService;
-import lombok.NoArgsConstructor;
-
 import static com.ecep.contract.manager.SpringApp.getBean;
 
+import com.ecep.contract.manager.ds.company.model.Company;
+import com.ecep.contract.manager.ds.company.service.CompanyService;
+
+import lombok.NoArgsConstructor;
+/**
+ * 公司单元格
+ */
 @NoArgsConstructor
 public class CompanyTableCell<V> extends AsyncUpdateTableCell<V, Company> {
 
diff --git a/src/main/resources/logback.xml b/src/main/resources/logback.xml
index 43c821f..c3280f0 100644
--- a/src/main/resources/logback.xml
+++ b/src/main/resources/logback.xml
@@ -29,6 +29,7 @@
     <logger name="com.ecep.contract.manager.ui.service" level="info"/>
 
     <logger name="com.ecep.contract.manager.ui.table.AbstEntityTableTabSkin" level="debug"/>
+    <logger name="com.ecep.contract.manager.ui.table.cell.AsyncUpdateTableCell" level="debug"/>
     <logger name="com.ecep.contract.manager.ui.AbstEntityManagerSkin" level="debug"/>
     <logger name="com.ecep.contract.manager.ui.BaseController" level="debug"/>
     <logger name="com.ecep.contract.manager.ui.controller" level="info"/>