diff --git a/microservices-modules/microservices-modules-pms/src/main/java/com/microservices/pms/product/domain/vo/PmsProductInputVo.java b/microservices-modules/microservices-modules-pms/src/main/java/com/microservices/pms/product/domain/vo/PmsProductInputVo.java
index f91d9f955..44cb814af 100644
--- a/microservices-modules/microservices-modules-pms/src/main/java/com/microservices/pms/product/domain/vo/PmsProductInputVo.java
+++ b/microservices-modules/microservices-modules-pms/src/main/java/com/microservices/pms/product/domain/vo/PmsProductInputVo.java
@@ -44,6 +44,7 @@ public class PmsProductInputVo
 
     @ApiModelProperty(value = "产品标识", required = true)
     @NotNull
+    @Size(max = 50, message = "长度需要小于50")
     private String productIdentifier;
 
     public PmsProduct toPmsProduct(String pmsEnterpriseIdentifier) {
diff --git a/microservices-modules/microservices-modules-pms/src/main/java/com/microservices/pms/product/mapper/PmsProductMapper.java b/microservices-modules/microservices-modules-pms/src/main/java/com/microservices/pms/product/mapper/PmsProductMapper.java
index 032877180..c5867a77f 100644
--- a/microservices-modules/microservices-modules-pms/src/main/java/com/microservices/pms/product/mapper/PmsProductMapper.java
+++ b/microservices-modules/microservices-modules-pms/src/main/java/com/microservices/pms/product/mapper/PmsProductMapper.java
@@ -77,7 +77,7 @@ public interface PmsProductMapper
      * 根据名称查找产品数量
      *
      * @param name
-     * @param pmsEnterpriseId
+     * @param pmsEnterpriseIdentifier
      * @return
      */
     Integer selectPmsProductByNameCount(@Param("name") String name, @Param("pmsEnterpriseIdentifier") String pmsEnterpriseIdentifier);
@@ -89,4 +89,6 @@ public interface PmsProductMapper
      * @return 产品数量
      */
     Integer selectPmsProductCount(PmsProductSearchVo pmsProductSearchVo);
+
+    Integer selectPmsProductByIdentifierCount(@Param("identifier") String identifier, @Param("pmsEnterpriseIdentifier") String pmsEnterpriseIdentifier);
 }
diff --git a/microservices-modules/microservices-modules-pms/src/main/java/com/microservices/pms/product/service/impl/PmsProductServiceImpl.java b/microservices-modules/microservices-modules-pms/src/main/java/com/microservices/pms/product/service/impl/PmsProductServiceImpl.java
index 6d6313f96..867554cd8 100644
--- a/microservices-modules/microservices-modules-pms/src/main/java/com/microservices/pms/product/service/impl/PmsProductServiceImpl.java
+++ b/microservices-modules/microservices-modules-pms/src/main/java/com/microservices/pms/product/service/impl/PmsProductServiceImpl.java
@@ -114,10 +114,13 @@ public class PmsProductServiceImpl implements IPmsProductService
      * @return 结果
      */
     @Override
-    public String insertPmsProduct(PmsProduct pmsProduct)
-    {
-        checkNameDuplicates(pmsProduct.getProductName(), pmsProduct.getPmsEnterpriseIdentifier());
+    public String insertPmsProduct(PmsProduct pmsProduct) {
         PmsEnterprise pmsEnterprise = pmsEnterpriseService.selectPmsEnterpriseByIdentifier(pmsProduct.getPmsEnterpriseIdentifier());
+        checkNameDuplicates(pmsProduct.getProductName(), pmsProduct.getPmsEnterpriseIdentifier());
+        Integer count = pmsProductMapper.selectPmsProductByIdentifierCount(pmsProduct.getProductIdentifier(), pmsEnterprise.getEnterpriseIdentifier());
+        if (count > 0) {
+            throw new ServiceException("该产品标识在当前企业下已存在(产品标识[%s])", pmsProduct.getProductIdentifier());
+        }
         pmsProduct.setPmsEnterpriseId(pmsEnterprise.getId());
         String currentUsername=SecurityUtils.getUsername();
         Date now=DateUtils.getNowDate();
diff --git a/microservices-modules/microservices-modules-pms/src/main/resources/mapper/pms/PmsProductMapper.xml b/microservices-modules/microservices-modules-pms/src/main/resources/mapper/pms/PmsProductMapper.xml
index 46531f9e8..d7b702965 100644
--- a/microservices-modules/microservices-modules-pms/src/main/resources/mapper/pms/PmsProductMapper.xml
+++ b/microservices-modules/microservices-modules-pms/src/main/resources/mapper/pms/PmsProductMapper.xml
@@ -109,6 +109,13 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         left join pms_enterprise as pe on ppd.pms_enterprise_id=pe.id
         <include refid="selectWhere"/>
     </select>
+    <select id="selectPmsProductByIdentifierCount" resultType="java.lang.Integer">
+        select count(0)
+        from pms_product ppd
+                 left join pms_enterprise as pe on ppd.pms_enterprise_id = pe.id
+        where ppd.product_identifier = #{identifier}
+          and pe.enterprise_identifier = #{pmsEnterpriseIdentifier}
+    </select>
 
     <insert id="insertPmsProduct" parameterType="PmsProduct" useGeneratedKeys="true" keyProperty="id">
         insert into pms_product