diff --git a/web-app/src/main/java/com/zcloud/certificate/command/CorpCertificateAddExe.java b/web-app/src/main/java/com/zcloud/certificate/command/CorpCertificateAddExe.java
index f947421..6bf14e3 100644
--- a/web-app/src/main/java/com/zcloud/certificate/command/CorpCertificateAddExe.java
+++ b/web-app/src/main/java/com/zcloud/certificate/command/CorpCertificateAddExe.java
@@ -32,7 +32,7 @@ public class CorpCertificateAddExe {
         BeanUtils.copyProperties(cmd, corpCertificateE);
 
         Boolean certificate = corpCertificateGateway.checkCertificateExist(corpCertificateE);
-        if (!certificate) {
+        if (certificate) {
             throw new BizException("证照编号已存在");
         }
         SSOUser ssoUser = AuthContext.getCurrentUser();
diff --git a/web-client/src/main/java/com/zcloud/certificate/dto/CorpCertificateStatPageQry.java b/web-client/src/main/java/com/zcloud/certificate/dto/CorpCertificateStatPageQry.java
index 54a8130..841bbdc 100644
--- a/web-client/src/main/java/com/zcloud/certificate/dto/CorpCertificateStatPageQry.java
+++ b/web-client/src/main/java/com/zcloud/certificate/dto/CorpCertificateStatPageQry.java
@@ -4,6 +4,8 @@ import com.alibaba.cola.dto.PageQuery;
 import io.swagger.annotations.ApiModelProperty;
 import lombok.Data;
 
+import javax.validation.Valid;
+
 @Data
 public class CorpCertificateStatPageQry extends PageQuery {
 
@@ -12,4 +14,10 @@ public class CorpCertificateStatPageQry extends PageQuery {
 
     @ApiModelProperty(value = "企业名称-模糊查询")
     private String corpName;
+
+    @ApiModelProperty(value = "查询开始时间")
+    private String geCertificateDateStart;
+
+    @ApiModelProperty(value = "查询结束时间")
+    private String leCertificateDateEnd;
 }
diff --git a/web-infrastructure/src/main/java/com/zcloud/certificate/gatewayimpl/CorpCertificateGatewayImpl.java b/web-infrastructure/src/main/java/com/zcloud/certificate/gatewayimpl/CorpCertificateGatewayImpl.java
index a185529..4003284 100644
--- a/web-infrastructure/src/main/java/com/zcloud/certificate/gatewayimpl/CorpCertificateGatewayImpl.java
+++ b/web-infrastructure/src/main/java/com/zcloud/certificate/gatewayimpl/CorpCertificateGatewayImpl.java
@@ -1,9 +1,11 @@
 package com.zcloud.certificate.gatewayimpl;
 
+import cn.hutool.core.collection.CollectionUtil;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.zcloud.certificate.domain.gateway.CorpCertificateGateway;
 import com.zcloud.certificate.domain.model.CorpCertificateE;
 import com.zcloud.certificate.persistence.dataobject.CorpCertificateDO;
+import com.zcloud.certificate.persistence.dataobject.UserCertificateDO;
 import com.zcloud.certificate.persistence.repository.CorpCertificateRepository;
 import lombok.AllArgsConstructor;
 import org.springframework.beans.BeanUtils;
@@ -11,6 +13,7 @@ import org.springframework.stereotype.Service;
 
 import java.util.Arrays;
 import java.util.Collections;
+import java.util.List;
 
 /**
  * web-infrastructure
@@ -53,10 +56,11 @@ public class CorpCertificateGatewayImpl implements CorpCertificateGateway {
     public Boolean checkCertificateExist(CorpCertificateE corpCertificateE) {
         CorpCertificateDO d = new CorpCertificateDO();
         BeanUtils.copyProperties(corpCertificateE, d);
-        CorpCertificateDO queryDO = corpCertificateRepository.getOne(new LambdaQueryWrapper<CorpCertificateDO>()
+        Long count = corpCertificateRepository.lambdaQuery()
                 .eq(CorpCertificateDO::getCertificateCode, d.getCertificateCode())
-        );
-        return queryDO == null;
+                .ne(corpCertificateE.getCorpCertificateId() != null, CorpCertificateDO::getCorpCertificateId, corpCertificateE.getCorpCertificateId())
+                .count();
+        return count > 0;
     }
 }
 
diff --git a/web-infrastructure/src/main/java/com/zcloud/certificate/persistence/mapper/CorpCertificateMapper.java b/web-infrastructure/src/main/java/com/zcloud/certificate/persistence/mapper/CorpCertificateMapper.java
index e39d826..f50124b 100644
--- a/web-infrastructure/src/main/java/com/zcloud/certificate/persistence/mapper/CorpCertificateMapper.java
+++ b/web-infrastructure/src/main/java/com/zcloud/certificate/persistence/mapper/CorpCertificateMapper.java
@@ -1,9 +1,11 @@
 package com.zcloud.certificate.persistence.mapper;
 
+import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.zcloud.certificate.persistence.dataobject.CorpCertificateDO;
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
 import com.zcloud.certificate.persistence.dataobject.CorpInfoDO;
 import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Param;
 
 import java.util.List;
 import java.util.Map;
@@ -17,7 +19,7 @@ import java.util.Map;
 @Mapper
 public interface CorpCertificateMapper extends BaseMapper<CorpCertificateDO> {
 
-    List<CorpInfoDO> selectCorpCertStatPage(Map<String, Object> params);
+    IPage<CorpInfoDO> selectCorpCertStatPage(IPage<CorpInfoDO> page, @Param("params") Map<String, Object> params);
 
 }
 
diff --git a/web-infrastructure/src/main/java/com/zcloud/certificate/persistence/repository/impl/CorpCertificateRepositoryImpl.java b/web-infrastructure/src/main/java/com/zcloud/certificate/persistence/repository/impl/CorpCertificateRepositoryImpl.java
index dd23421..91896e3 100644
--- a/web-infrastructure/src/main/java/com/zcloud/certificate/persistence/repository/impl/CorpCertificateRepositoryImpl.java
+++ b/web-infrastructure/src/main/java/com/zcloud/certificate/persistence/repository/impl/CorpCertificateRepositoryImpl.java
@@ -55,15 +55,9 @@ public class CorpCertificateRepositoryImpl extends BaseRepositoryImpl<CorpCertif
 
     @Override
     public PageResponse<CorpInfoDO> statPage(Map<String, Object> params) {
-        Integer pageIndex = (Integer) params.get("pageIndex");
-        Integer pageSize  = (Integer) params.get("pageSize");
-        params.put("offset", (pageIndex - 1) * pageSize);
-
-        List<CorpInfoDO> rows = corpCertificateMapper.selectCorpCertStatPage(params);
-
-        long total = rows.isEmpty() ? 0 : rows.get(0).getTotalCount();
-
-        return PageResponse.of(rows, (int)total, pageSize, pageIndex);
+        IPage<CorpInfoDO> iPage = new Query<CorpInfoDO>().getPage(params);
+        IPage<CorpInfoDO> page = corpCertificateMapper.selectCorpCertStatPage(iPage, params);
+        return PageHelper.pageToResponse(page, iPage.getRecords());
     }
 }
 
diff --git a/web-infrastructure/src/main/resources/mapper/CorpCertificateMapper.xml b/web-infrastructure/src/main/resources/mapper/CorpCertificateMapper.xml
index 9117d62..9306544 100644
--- a/web-infrastructure/src/main/resources/mapper/CorpCertificateMapper.xml
+++ b/web-infrastructure/src/main/resources/mapper/CorpCertificateMapper.xml
@@ -6,39 +6,45 @@
 
     <select id="selectCorpCertStatPage" resultType="com.zcloud.certificate.persistence.dataobject.CorpInfoDO">
         SELECT
-            ci.id            AS corpId,
-            ci.corp_name     AS corpName,
-            ci.type          AS corpType,
-            COUNT(cc.id)     AS certCount,
-            COUNT(*) OVER()  AS totalCount
+        ci.id            AS corpId,
+        ci.corp_name     AS corpName,
+        ci.type          AS corpType,
+        COUNT(cc.id)     AS certCount,
+        COUNT(*) OVER()  AS totalCount
         FROM
-            corp_info ci
+        corp_info ci
         LEFT JOIN
-            corp_certificate cc
+        corp_certificate cc
         ON
-            cc.corpinfo_id = ci.id
+        cc.corpinfo_id = ci.id
         AND
-            (cc.delete_enum IS NULL OR cc.delete_enum &lt;&gt; 'true')
-        WHERE
-            1 = 1
-            <if test="corpType != null">
-                AND (
-                (#{corpType} = 0 AND ci.type IN (0,1))
-                OR (#{corpType} = 1 AND ci.type IN (3,4,5))
-                )
-            </if>
+        (cc.delete_enum IS NULL OR cc.delete_enum &lt;&gt; 'true')
 
-            <if test="corpName != null and corpName != ''">
-                AND ci.corp_name LIKE CONCAT('%', #{corpName}, '%')
-            </if>
+        <if test="params.geCertificateDateStart != null and params.geCertificateDateStart != ''">
+            AND cc.certificate_date_start &gt;= #{params.geCertificateDateStart}
+        </if>
+
+        <if test="params.leCertificateDateEnd != null and params.leCertificateDateEnd != ''">
+            AND cc.certificate_date_end &lt;= #{params.leCertificateDateEnd}
+        </if>
+
+        WHERE
+        1 = 1
+        <if test="params.corpType != null">
+            AND (
+            (#{params.corpType} = 0 AND ci.type IN (0,1))
+            OR (#{params.corpType} = 1 AND ci.type IN (3,4,5))
+            )
+        </if>
+
+        <if test="params.corpName != null and params.corpName != ''">
+            AND ci.corp_name LIKE CONCAT('%', #{params.corpName}, '%')
+        </if>
 
         GROUP BY
-            ci.id, ci.corp_name, ci.type
+        ci.id, ci.corp_name, ci.type
         ORDER BY
-            ci.id DESC
-        LIMIT #{offset}, #{pageSize}
-
-
+        ci.id DESC
     </select>
 
 </mapper>