diff --git a/src/main/java/com/gxwebsoft/credit/controller/CreditCompanyController.java b/src/main/java/com/gxwebsoft/credit/controller/CreditCompanyController.java
index e1a6ef3..44d508f 100644
--- a/src/main/java/com/gxwebsoft/credit/controller/CreditCompanyController.java
+++ b/src/main/java/com/gxwebsoft/credit/controller/CreditCompanyController.java
@@ -197,14 +197,14 @@ public class CreditCompanyController extends BaseController {
           }
           int excelRowNumber = i + 1 + usedTitleRows + usedHeadRows;
           // 验证必填字段
-          if (item.getName() == null || item.getName().trim().isEmpty()) {
+          if (item.getMatchName() == null || item.getMatchName().trim().isEmpty()) {
             errorMessages.add("第" + excelRowNumber + "行：项目名称不能为空");
             continue;
           }
-          if (item.getCode() == null || item.getCode().trim().isEmpty()) {
-            errorMessages.add("第" + excelRowNumber + "行：唯一标识不能为空");
-            continue;
-          }
+//          if (item.getCode() == null || item.getCode().trim().isEmpty()) {
+//            errorMessages.add("第" + excelRowNumber + "行：唯一标识不能为空");
+//            continue;
+//          }
 
           boolean saved = creditCompanyService.save(item);
           if (!saved) {
diff --git a/src/main/java/com/gxwebsoft/credit/controller/CreditCompetitorController.java b/src/main/java/com/gxwebsoft/credit/controller/CreditCompetitorController.java
index dda35be..fe29612 100644
--- a/src/main/java/com/gxwebsoft/credit/controller/CreditCompetitorController.java
+++ b/src/main/java/com/gxwebsoft/credit/controller/CreditCompetitorController.java
@@ -141,8 +141,9 @@ public class CreditCompetitorController extends BaseController {
         int successCount = 0;
 
         try {
+            int sheetIndex = ExcelImportSupport.findSheetIndex(file, "竞争对手", 2);
             ExcelImportSupport.ImportResult<CreditCompetitorImportParam> importResult = ExcelImportSupport.read(
-                file, CreditCompetitorImportParam.class, this::isEmptyImportRow,2);
+                file, CreditCompetitorImportParam.class, this::isEmptyImportRow, sheetIndex);
             List<CreditCompetitorImportParam> list = importResult.getData();
             int usedTitleRows = importResult.getTitleRows();
             int usedHeadRows = importResult.getHeadRows();
diff --git a/src/main/java/com/gxwebsoft/credit/controller/CreditExternalController.java b/src/main/java/com/gxwebsoft/credit/controller/CreditExternalController.java
index e8e7379..8cf1887 100644
--- a/src/main/java/com/gxwebsoft/credit/controller/CreditExternalController.java
+++ b/src/main/java/com/gxwebsoft/credit/controller/CreditExternalController.java
@@ -141,8 +141,9 @@ public class CreditExternalController extends BaseController {
         int successCount = 0;
 
         try {
+            int sheetIndex = ExcelImportSupport.findSheetIndex(file, "对外投资", 0);
             ExcelImportSupport.ImportResult<CreditExternalImportParam> importResult = ExcelImportSupport.read(
-                file, CreditExternalImportParam.class, this::isEmptyImportRow);
+                file, CreditExternalImportParam.class, this::isEmptyImportRow, sheetIndex);
             List<CreditExternalImportParam> list = importResult.getData();
             int usedTitleRows = importResult.getTitleRows();
             int usedHeadRows = importResult.getHeadRows();
diff --git a/src/main/java/com/gxwebsoft/credit/controller/CreditRiskRelationController.java b/src/main/java/com/gxwebsoft/credit/controller/CreditRiskRelationController.java
index f2d86ac..cde9c4d 100644
--- a/src/main/java/com/gxwebsoft/credit/controller/CreditRiskRelationController.java
+++ b/src/main/java/com/gxwebsoft/credit/controller/CreditRiskRelationController.java
@@ -141,9 +141,9 @@ public class CreditRiskRelationController extends BaseController {
         int successCount = 0;
 
         try {
-            // 风险关系数据位于第二个选项卡，sheetIndex = 1
+            int sheetIndex = ExcelImportSupport.findSheetIndex(file, "风险关系", 1);
             ExcelImportSupport.ImportResult<CreditRiskRelationImportParam> importResult = ExcelImportSupport.read(
-                file, CreditRiskRelationImportParam.class, this::isEmptyImportRow, 1);
+                file, CreditRiskRelationImportParam.class, this::isEmptyImportRow, sheetIndex);
             List<CreditRiskRelationImportParam> list = importResult.getData();
             int usedTitleRows = importResult.getTitleRows();
             int usedHeadRows = importResult.getHeadRows();
diff --git a/src/main/java/com/gxwebsoft/credit/controller/CreditSupplierController.java b/src/main/java/com/gxwebsoft/credit/controller/CreditSupplierController.java
index 252a225..510dca9 100644
--- a/src/main/java/com/gxwebsoft/credit/controller/CreditSupplierController.java
+++ b/src/main/java/com/gxwebsoft/credit/controller/CreditSupplierController.java
@@ -141,8 +141,9 @@ public class CreditSupplierController extends BaseController {
         int successCount = 0;
 
         try {
+            int sheetIndex = ExcelImportSupport.findSheetIndex(file, "供应商", 3);
             ExcelImportSupport.ImportResult<CreditSupplierImportParam> importResult = ExcelImportSupport.read(
-                file, CreditSupplierImportParam.class, this::isEmptyImportRow,3);
+                file, CreditSupplierImportParam.class, this::isEmptyImportRow, sheetIndex);
             List<CreditSupplierImportParam> list = importResult.getData();
             int usedTitleRows = importResult.getTitleRows();
             int usedHeadRows = importResult.getHeadRows();
diff --git a/src/main/java/com/gxwebsoft/credit/controller/ExcelImportSupport.java b/src/main/java/com/gxwebsoft/credit/controller/ExcelImportSupport.java
index 8372bc5..12b4f00 100644
--- a/src/main/java/com/gxwebsoft/credit/controller/ExcelImportSupport.java
+++ b/src/main/java/com/gxwebsoft/credit/controller/ExcelImportSupport.java
@@ -20,6 +20,7 @@ import java.util.Collections;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import java.util.Objects;
 import java.util.function.Predicate;
 
 /**
@@ -192,6 +193,50 @@ public class ExcelImportSupport {
         }
     }
 
+    /**
+     * 根据 sheet 名称查找下标（优先精确匹配，其次前缀匹配/包含匹配）。
+     *
+     * @return 找不到返回 -1
+     */
+    public static int findSheetIndex(MultipartFile file, String sheetName) throws Exception {
+        if (file == null || sheetName == null || sheetName.trim().isEmpty()) {
+            return -1;
+        }
+        String target = normalizeSheetName(sheetName);
+        if (target.isEmpty()) {
+            return -1;
+        }
+
+        try (InputStream is = file.getInputStream(); Workbook workbook = WorkbookFactory.create(is)) {
+            int sheetCount = workbook.getNumberOfSheets();
+            for (int i = 0; i < sheetCount; i++) {
+                String candidate = normalizeSheetName(workbook.getSheetName(i));
+                if (Objects.equals(candidate, target)) {
+                    return i;
+                }
+            }
+            for (int i = 0; i < sheetCount; i++) {
+                String candidate = normalizeSheetName(workbook.getSheetName(i));
+                if (candidate.startsWith(target) || candidate.contains(target) || target.startsWith(candidate)) {
+                    return i;
+                }
+            }
+            return -1;
+        }
+    }
+
+    public static int findSheetIndex(MultipartFile file, String sheetName, int defaultIndex) throws Exception {
+        int idx = findSheetIndex(file, sheetName);
+        return idx >= 0 ? idx : defaultIndex;
+    }
+
+    private static String normalizeSheetName(String sheetName) {
+        if (sheetName == null) {
+            return "";
+        }
+        return sheetName.replace(" ", "").replace("　", "").trim();
+    }
+
     /**
      * 读取指定列（由表头名定位）的超链接，返回：单元格显示值 -> 超链接地址。
      *