diff --git a/ruoyi-admin/src/main/resources/templates/erp/material/add.html b/ruoyi-admin/src/main/resources/templates/erp/material/add.html
index 713bbd0a..2de03749 100644
--- a/ruoyi-admin/src/main/resources/templates/erp/material/add.html
+++ b/ruoyi-admin/src/main/resources/templates/erp/material/add.html
@@ -226,6 +226,54 @@
             engineer();
             $("#add-process-text").hide();
             $("#add-process").hide();
+            $("#materialNo").on('input', function (event) {
+                var value = $(this).val();
+                // 检查输入是否为空
+                if (value) {
+                    // 截取第一个字符
+                    var firstChar = value.charAt(0);
+                    if (firstChar >= '1' && firstChar <= '9') {
+                        var materialType;
+                        switch (firstChar) {
+                            case '1':
+                                materialType = 'jgmpyl';
+                                break;
+                            case '2':
+                                materialType = 'bzjgj';
+                                break;
+                            case '3':
+                                materialType = 'scy';
+                                break;
+                            case '4':
+                                materialType = 'fscy';
+                                break;
+                            case '5':
+                                materialType = 'dbmcljgj';
+                                break;
+                            case '6':
+                                materialType = 'lj';
+                                break;
+                            case '7':
+                                materialType = 'zhj';
+                                break;
+                            case '8':
+                                materialType = 'chcpsb';
+                                break;
+                            case '9':
+                                materialType = 'qt';
+                                break;
+                            default:
+                                materialType = ''; // 默认情况下不设置
+                                break;
+                        }
+                        $("#selectMaterialType").val(materialType).trigger('change');
+                    }
+                } else {
+                    // 如果输入框为空，清空下拉框的值
+                    $("#selectMaterialType").val('').trigger('change');
+                }
+            });
+
         })
 
         function engineer(){