diff --git a/klp-wms/src/main/java/com/klp/service/impl/WmsMaterialCoilServiceImpl.java b/klp-wms/src/main/java/com/klp/service/impl/WmsMaterialCoilServiceImpl.java
index 1ee85295..01840c53 100644
--- a/klp-wms/src/main/java/com/klp/service/impl/WmsMaterialCoilServiceImpl.java
+++ b/klp-wms/src/main/java/com/klp/service/impl/WmsMaterialCoilServiceImpl.java
@@ -412,44 +412,47 @@ public class WmsMaterialCoilServiceImpl implements IWmsMaterialCoilService {
         }
 
         // 使用 EXISTS 针对 selectType 的细粒度筛选（使用参数占位符防注入）
-        if (hasSelectType && hasAnyItemFilter) {
-            StringBuilder existsSql = new StringBuilder();
-            List<Object> existsArgs = new ArrayList<>();
-            if ("product".equals(bo.getSelectType())) {
-                existsSql.append(" EXISTS (SELECT 1 FROM wms_product p WHERE p.del_flag = 0 AND p.product_id = mc.item_id");
-                String clause;
-                clause = buildOrLikeClause("p.product_name", bo.getItemName(), existsArgs);
-                if (!clause.isEmpty()) existsSql.append(" AND ").append(clause);
-                clause = buildOrLikeClause("p.material", bo.getItemMaterial(), existsArgs);
-                if (!clause.isEmpty()) existsSql.append(" AND ").append(clause);
-                clause = buildOrLikeClause("p.manufacturer", bo.getItemManufacturer(), existsArgs);
-                if (!clause.isEmpty()) existsSql.append(" AND ").append(clause);
-                clause = buildOrLikeClause("p.surface_treatment_desc", bo.getItemSurfaceTreatmentDesc(), existsArgs);
-                if (!clause.isEmpty()) existsSql.append(" AND ").append(clause);
-                clause = buildOrLikeClause("p.zinc_layer", bo.getItemZincLayer(), existsArgs);
-                if (!clause.isEmpty()) existsSql.append(" AND ").append(clause);
-                clause = buildOrLikeClause("p.specification", bo.getItemSpecification(), existsArgs);
-                if (!clause.isEmpty()) existsSql.append(" AND ").append(clause);
-                existsSql.append(")");
-            } else if ("raw_material".equals(bo.getSelectType())) {
-                existsSql.append(" EXISTS (SELECT 1 FROM wms_raw_material r WHERE r.del_flag = 0 AND r.raw_material_id = mc.item_id");
-                String clause;
-                clause = buildOrLikeClause("r.raw_material_name", bo.getItemName(), existsArgs);
-                if (!clause.isEmpty()) existsSql.append(" AND ").append(clause);
-                clause = buildOrLikeClause("r.material", bo.getItemMaterial(), existsArgs);
-                if (!clause.isEmpty()) existsSql.append(" AND ").append(clause);
-                clause = buildOrLikeClause("r.manufacturer", bo.getItemManufacturer(), existsArgs);
-                if (!clause.isEmpty()) existsSql.append(" AND ").append(clause);
-                clause = buildOrLikeClause("r.surface_treatment_desc", bo.getItemSurfaceTreatmentDesc(), existsArgs);
-                if (!clause.isEmpty()) existsSql.append(" AND ").append(clause);
-                clause = buildOrLikeClause("r.zinc_layer", bo.getItemZincLayer(), existsArgs);
-                if (!clause.isEmpty()) existsSql.append(" AND ").append(clause);
-                clause = buildOrLikeClause("r.specification", bo.getItemSpecification(), existsArgs);
-                if (!clause.isEmpty()) existsSql.append(" AND ").append(clause);
-                existsSql.append(")");
-            }
-            if (existsSql.length() > 0) {
-                qw.apply(existsSql.toString(), existsArgs.toArray());
+        if (hasSelectType) {
+            qw.eq("mc.item_type", bo.getSelectType());
+            if (hasAnyItemFilter) {
+                StringBuilder existsSql = new StringBuilder();
+                List<Object> existsArgs = new ArrayList<>();
+                if ("product".equals(bo.getSelectType())) {
+                    existsSql.append(" EXISTS (SELECT 1 FROM wms_product p WHERE p.del_flag = 0 AND p.product_id = mc.item_id");
+                    String clause;
+                    clause = buildOrLikeClause("p.product_name", bo.getItemName(), existsArgs);
+                    if (!clause.isEmpty()) existsSql.append(" AND ").append(clause);
+                    clause = buildOrLikeClause("p.material", bo.getItemMaterial(), existsArgs);
+                    if (!clause.isEmpty()) existsSql.append(" AND ").append(clause);
+                    clause = buildOrLikeClause("p.manufacturer", bo.getItemManufacturer(), existsArgs);
+                    if (!clause.isEmpty()) existsSql.append(" AND ").append(clause);
+                    clause = buildOrLikeClause("p.surface_treatment_desc", bo.getItemSurfaceTreatmentDesc(), existsArgs);
+                    if (!clause.isEmpty()) existsSql.append(" AND ").append(clause);
+                    clause = buildOrLikeClause("p.zinc_layer", bo.getItemZincLayer(), existsArgs);
+                    if (!clause.isEmpty()) existsSql.append(" AND ").append(clause);
+                    clause = buildOrLikeClause("p.specification", bo.getItemSpecification(), existsArgs);
+                    if (!clause.isEmpty()) existsSql.append(" AND ").append(clause);
+                    existsSql.append(")");
+                } else if ("raw_material".equals(bo.getSelectType())) {
+                    existsSql.append(" EXISTS (SELECT 1 FROM wms_raw_material r WHERE r.del_flag = 0 AND r.raw_material_id = mc.item_id");
+                    String clause;
+                    clause = buildOrLikeClause("r.raw_material_name", bo.getItemName(), existsArgs);
+                    if (!clause.isEmpty()) existsSql.append(" AND ").append(clause);
+                    clause = buildOrLikeClause("r.material", bo.getItemMaterial(), existsArgs);
+                    if (!clause.isEmpty()) existsSql.append(" AND ").append(clause);
+                    clause = buildOrLikeClause("r.manufacturer", bo.getItemManufacturer(), existsArgs);
+                    if (!clause.isEmpty()) existsSql.append(" AND ").append(clause);
+                    clause = buildOrLikeClause("r.surface_treatment_desc", bo.getItemSurfaceTreatmentDesc(), existsArgs);
+                    if (!clause.isEmpty()) existsSql.append(" AND ").append(clause);
+                    clause = buildOrLikeClause("r.zinc_layer", bo.getItemZincLayer(), existsArgs);
+                    if (!clause.isEmpty()) existsSql.append(" AND ").append(clause);
+                    clause = buildOrLikeClause("r.specification", bo.getItemSpecification(), existsArgs);
+                    if (!clause.isEmpty()) existsSql.append(" AND ").append(clause);
+                    existsSql.append(")");
+                }
+                if (existsSql.length() > 0) {
+                    qw.apply(existsSql.toString(), existsArgs.toArray());
+                }
             }
         }