diff --git a/pmapi/src/main/java/com/ningdatech/pmapi/projectdeclared/contants/ProjectCodeContant.java b/pmapi/src/main/java/com/ningdatech/pmapi/projectdeclared/contants/ProjectCodeContant.java
new file mode 100644
index 0000000..c1b870e
--- /dev/null
+++ b/pmapi/src/main/java/com/ningdatech/pmapi/projectdeclared/contants/ProjectCodeContant.java
@@ -0,0 +1,16 @@
+package com.ningdatech.pmapi.projectdeclared.contants;
+
+/**
+ * @Classname ProjectCodeContant
+ * @Description
+ * @Date 2023/8/10 15:20
+ * @Author PoffyZhang
+ */
+public interface ProjectCodeContant {
+
+    String REGION_LAST_3 = "000";
+
+    String PROJECT_TYPE_PREFIX = "0";
+
+    String SHUZI_5 = "%05d";
+}
diff --git a/pmapi/src/main/java/com/ningdatech/pmapi/projectdeclared/utils/GenerateProjectCodeUtil.java b/pmapi/src/main/java/com/ningdatech/pmapi/projectdeclared/utils/GenerateProjectCodeUtil.java
index 93788b4..3b8ee35 100644
--- a/pmapi/src/main/java/com/ningdatech/pmapi/projectdeclared/utils/GenerateProjectCodeUtil.java
+++ b/pmapi/src/main/java/com/ningdatech/pmapi/projectdeclared/utils/GenerateProjectCodeUtil.java
@@ -1,13 +1,9 @@
 package com.ningdatech.pmapi.projectdeclared.utils;
 
-import cn.hutool.core.collection.CollUtil;
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
-import com.ningdatech.basic.exception.BizException;
-import com.ningdatech.basic.util.StrPool;
-import com.ningdatech.pmapi.fiscal.entity.CompanyFiscalCode;
+import com.ningdatech.pmapi.common.constant.BizConst;
 import com.ningdatech.pmapi.fiscal.service.ICompanyFiscalCodeService;
-import com.ningdatech.pmapi.projectdeclared.contants.DeclaredProjectContant;
-import com.ningdatech.pmapi.projectdeclared.model.dto.DefaultDeclaredDTO;
+import com.ningdatech.pmapi.projectdeclared.contants.ProjectCodeContant;
 import com.ningdatech.pmapi.projectlib.model.dto.ProjectDTO;
 import com.ningdatech.pmapi.projectlib.model.entity.Project;
 import com.ningdatech.pmapi.projectlib.model.entity.ProjectCollection;
@@ -15,8 +11,7 @@ import com.ningdatech.pmapi.projectlib.service.IProjectCollectionService;
 import com.ningdatech.pmapi.projectlib.service.IProjectService;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Component;
-
-import java.util.List;
+import java.time.LocalDateTime;
 import java.util.Objects;
 
 /**
@@ -37,68 +32,40 @@ public class GenerateProjectCodeUtil {
     private IProjectCollectionService projectCollectionService;
 
     public String generateProjectCode(ProjectDTO project){
-        // 获取所属行政区划代码(6位)
-        String areaCode = project.getAreaCode();
-        // 获取建设年度后两位
-        String year = String.valueOf(project.getProjectYear() % DeclaredProjectContant.Project.YEAR_DRAW_SURPLUS);
-        // 9-12位固定
-        String fixedNumber = DeclaredProjectContant.Project.FIXED_NUMBER;
-        // 获取公司的财政编码
-        CompanyFiscalCode companyFiscalCode = companyFiscalCodeService.getByOrganizationCode(project.getBuildOrgCode());
-
-        // 从表中查出单位配置的财政编码
-        if (Objects.isNull(companyFiscalCode)){
-            throw new BizException("申报单位未配置财政编码!");
-        }
-
-        String fiscalCode = companyFiscalCode.getFiscalCode();
-        // 获取项目编号
-        String projectIdStr;
-        // 获取项目库当前最大项目序号
-        List<Project> projectList = projectService.list(Wrappers.lambdaQuery(Project.class).orderByDesc(Project::getId));
-        Project maxProject = CollUtil.isEmpty(projectList) ? null : projectList.get(0);
-        Long projectId = Objects.isNull(maxProject) ? DeclaredProjectContant.Project.MIN_PROJECT_ID : maxProject.getId() + 1;
-        if (projectId > DeclaredProjectContant.Project.MAX_PROJECT_ID){
-            // 超过999的项目号从1开始 1
-            Long newProjectId = projectId % DeclaredProjectContant.Project.MAX_PROJECT_ID;
-            projectIdStr = String.format(StrPool.FORMAT_NUMBER_THREE, newProjectId);
-        }else {
-            projectIdStr = String.format(StrPool.FORMAT_NUMBER_THREE, projectId);
-        }
-        // 生成21位的项目编号
-        return areaCode + year + fixedNumber + fiscalCode + projectIdStr;
+        // 获取所属行政区划代码(9位)
+        String areaCode = project.getAreaCode() + ProjectCodeContant.REGION_LAST_3;
+        // 获取建设年度 (10-13)
+        String year = Objects.nonNull(project.getProjectYear()) ? String.valueOf(project.getProjectYear())
+                : String.valueOf(LocalDateTime.now().getYear());
+        // 14-15 项目类型
+        String projectType =  ProjectCodeContant.PROJECT_TYPE_PREFIX + project.getProjectType();
+        // 16-20 项目序号00001
+        Project max = projectService.getOne(Wrappers.lambdaQuery(Project.class)
+                .select(Project::getId)
+                .orderByDesc(Project::getId)
+                .last(BizConst.LIMIT_1));
+        Long maxId = Objects.nonNull(max) ? max.getId() : 0;
+        String serialNumber = String.format(ProjectCodeContant.SHUZI_5,maxId + 1);
+        // 生成20位的项目编号
+        return areaCode + year + projectType + serialNumber;
     }
 
     public String generateProjectCode(ProjectCollection project){
-        // 获取所属行政区划代码(6位)
-        String areaCode = project.getAreaCode();
-        // 获取建设年度后两位
-        String year = String.valueOf(project.getProjectYear() % DeclaredProjectContant.Project.YEAR_DRAW_SURPLUS);
-        // 9-12位固定
-        String fixedNumber = DeclaredProjectContant.Project.FIXED_NUMBER;
-        // 获取公司的财政编码
-        CompanyFiscalCode companyFiscalCode = companyFiscalCodeService.getByOrganizationCode(project.getBuildOrgCode());
-
-        // 从表中查出单位配置的财政编码
-        if (Objects.isNull(companyFiscalCode)){
-            throw new BizException("申报单位未配置财政编码!");
-        }
-
-        String fiscalCode = companyFiscalCode.getFiscalCode();
-        // 获取项目编号
-        String projectIdStr;
-        // 获取项目库当前最大项目序号
-        List<ProjectCollection> projectList = projectCollectionService.list(Wrappers.lambdaQuery(ProjectCollection.class).orderByDesc(ProjectCollection::getId));
-        ProjectCollection maxProject = CollUtil.isEmpty(projectList) ? null : projectList.get(0);
-        Long projectId = Objects.isNull(maxProject) ? DeclaredProjectContant.Project.MIN_PROJECT_ID : maxProject.getId() + 1;
-        if (projectId > DeclaredProjectContant.Project.MAX_PROJECT_ID){
-            // 超过999的项目号从1开始 1
-            Long newProjectId = projectId % DeclaredProjectContant.Project.MAX_PROJECT_ID;
-            projectIdStr = String.format(StrPool.FORMAT_NUMBER_THREE, newProjectId);
-        }else {
-            projectIdStr = String.format(StrPool.FORMAT_NUMBER_THREE, projectId);
-        }
-        // 生成21位的项目编号
-        return areaCode + year + fixedNumber + fiscalCode + projectIdStr;
+        // 获取所属行政区划代码(9位)
+        String areaCode = project.getAreaCode() + ProjectCodeContant.REGION_LAST_3;
+        // 获取建设年度 (10-13)
+        String year = Objects.nonNull(project.getProjectYear()) ? String.valueOf(project.getProjectYear())
+                : String.valueOf(LocalDateTime.now().getYear());
+        // 14-15 项目类型
+        String projectType =  ProjectCodeContant.PROJECT_TYPE_PREFIX + project.getProjectType();
+        // 16-20 项目序号00001
+        Project max = projectService.getOne(Wrappers.lambdaQuery(Project.class)
+                .select(Project::getId)
+                .orderByDesc(Project::getId)
+                .last(BizConst.LIMIT_1));
+        Long maxId = Objects.nonNull(max) ? max.getId() : 0;
+        String serialNumber = String.format(ProjectCodeContant.SHUZI_5,maxId + 1);
+        // 生成20位的项目编号
+        return areaCode + year + projectType + serialNumber;
     }
 }