diff --git a/src/main/java/com/jsh/erp/datasource/entities/DepotItemVo4DetailByTypeAndMId.java b/src/main/java/com/jsh/erp/datasource/entities/DepotItemVo4DetailByTypeAndMId.java
index d6ad0a58..b05c3752 100644
--- a/src/main/java/com/jsh/erp/datasource/entities/DepotItemVo4DetailByTypeAndMId.java
+++ b/src/main/java/com/jsh/erp/datasource/entities/DepotItemVo4DetailByTypeAndMId.java
@@ -1,5 +1,6 @@
 package com.jsh.erp.datasource.entities;
 
+import java.math.BigDecimal;
 import java.util.Date;
 
 public class DepotItemVo4DetailByTypeAndMId {
@@ -8,7 +9,7 @@ public class DepotItemVo4DetailByTypeAndMId {
 
     private String newtype;
 
-    private Integer bnum;
+    private BigDecimal bnum;
 
     private Date otime;
 
@@ -28,11 +29,11 @@ public class DepotItemVo4DetailByTypeAndMId {
         this.newtype = newtype;
     }
 
-    public Integer getBnum() {
+    public BigDecimal getBnum() {
         return bnum;
     }
 
-    public void setBnum(Integer bnum) {
+    public void setBnum(BigDecimal bnum) {
         this.bnum = bnum;
     }
 
diff --git a/src/main/resources/mapper_xml/DepotItemMapperEx.xml b/src/main/resources/mapper_xml/DepotItemMapperEx.xml
index 14d95fca..af8104c3 100644
--- a/src/main/resources/mapper_xml/DepotItemMapperEx.xml
+++ b/src/main/resources/mapper_xml/DepotItemMapperEx.xml
@@ -5,7 +5,7 @@
     <resultMap id="DetailByTypeAndMIdResultMap" type="com.jsh.erp.datasource.entities.DepotItemVo4DetailByTypeAndMId">
         <result column="Number" jdbcType="VARCHAR" property="number" />
         <result column="newType" jdbcType="VARCHAR" property="newtype" />
-        <result column="b_num" jdbcType="BIGINT" property="bnum" />
+        <result column="b_num" jdbcType="DECIMAL" property="bnum" />
         <result column="oTime" jdbcType="TIMESTAMP" property="otime" />
     </resultMap>