diff --git a/packages/canyon-backend/src/cov/coverage.controller.ts b/packages/canyon-backend/src/cov/coverage.controller.ts
index 8c9e447d..a149b32b 100755
--- a/packages/canyon-backend/src/cov/coverage.controller.ts
+++ b/packages/canyon-backend/src/cov/coverage.controller.ts
@@ -5,14 +5,29 @@ import { CoverageSummaryDataMap } from "canyon-data";
 import { CoverageMapData } from "istanbul-lib-coverage";
 import { CoverageMapDto } from "./dto/coverage-map.dto";
 import { CoverageDataComputeService } from "./services/coverage-data-compute.service";
+import { CoverageService } from "./services/coverage.service";
 
 @Controller()
 export class CoverageController {
     constructor(
         private readonly coveragePreStoreService: CoveragePreStoreService,
         private readonly coverageDataComputeService: CoverageDataComputeService,
+        private readonly coverageService: CoverageService,
     ) {}
+
+    // TODO 马上要废弃的接口
     @Get("api/coverage/summary/map")
+    async oldCoverageSummary(@Query() coverageSummaryDto: any): Promise<any> {
+        const { projectID, sha, reportID } = coverageSummaryDto;
+
+        return this.coverageService.coverageSummaryMap(
+            projectID,
+            sha,
+            reportID,
+        );
+    }
+
+    @Get("api/coverage/summary/v2/map")
     async coverageSummary(
         @Query() coverageSummaryDto: CoverageSummaryDto,
     ): Promise<CoverageSummaryDataMap> {
diff --git a/packages/canyon-backend/src/cov/coverage.module.ts b/packages/canyon-backend/src/cov/coverage.module.ts
index 7ea63ed9..773fb376 100755
--- a/packages/canyon-backend/src/cov/coverage.module.ts
+++ b/packages/canyon-backend/src/cov/coverage.module.ts
@@ -4,12 +4,14 @@ import { CoverageController } from "./coverage.controller";
 import { CoveragePreStoreService } from "./services/coverage-pre-store.service";
 import { TestExcludeService } from "./services/common/test-exclude.service";
 import { CoverageDataComputeService } from "./services/coverage-data-compute.service";
+import { CoverageService } from "./services/coverage.service";
 
 @Module({
     controllers: [CoverageController],
     providers: [
         PrismaService,
         CoveragePreStoreService,
+        CoverageService,
         CoverageDataComputeService,
         TestExcludeService,
     ],
diff --git a/packages/canyon-backend/src/cov/services/coverage-data-compute.service.ts b/packages/canyon-backend/src/cov/services/coverage-data-compute.service.ts
index 470e2115..67bc4830 100644
--- a/packages/canyon-backend/src/cov/services/coverage-data-compute.service.ts
+++ b/packages/canyon-backend/src/cov/services/coverage-data-compute.service.ts
@@ -53,6 +53,7 @@ export class CoverageDataComputeService {
         sha,
         reportID,
     }: CoverageSummaryDto): Promise<CoverageSummaryDataMap> {
+        // 直接调用同class下的coverageMap方法
         const coverage = await this.coverageMap({
             projectID,
             sha,
@@ -121,6 +122,7 @@ export class CoverageDataComputeService {
             hit = mergeCoverageMap(hit, hits[i]);
         }
 
+        // TODO 这里的覆盖率实体生成方法重复了，期望能够提取出来
         const coverageMaps = await this.prisma.coverageMap.findMany({
             where: removeNullKeys({
                 sha,
diff --git a/packages/canyon-backend/src/cov/services/coverage.service.ts b/packages/canyon-backend/src/cov/services/coverage.service.ts
new file mode 100755
index 00000000..8d800657
--- /dev/null
+++ b/packages/canyon-backend/src/cov/services/coverage.service.ts
@@ -0,0 +1,41 @@
+import { HttpException, Injectable } from "@nestjs/common";
+import { PrismaService } from "src/prisma/prisma.service";
+import { CoverageSummaryDataMap } from "canyon-data";
+import { decompressedData } from "../../utils/zstd";
+
+@Injectable()
+export class CoverageService {
+    constructor(private readonly prisma: PrismaService) {}
+
+    async coverageSummaryMap(projectID, sha: string, reportID: string) {
+        const coverage = await this.prisma.coverage.findFirst({
+            where: {
+                sha,
+                projectID,
+                reportID: reportID,
+                covType: reportID ? "agg" : "all",
+            },
+        });
+
+        if (coverage?.summary) {
+            return decompressedData<CoverageSummaryDataMap>(
+                coverage.summary,
+            ).then((data) => {
+                return Object.entries(data).map(([key, value]) => {
+                    return {
+                        ...value,
+                        path: key,
+                    };
+                });
+            });
+        }
+        throw new HttpException(
+            {
+                statusCode: 404,
+                message: "summary data not found",
+                errorCode: "SUMMARY_DATA_NOT_FOUND",
+            },
+            404,
+        );
+    }
+}
diff --git a/packages/canyon-platform/src/pages/index/projects/[id]/commits/helper/index.ts b/packages/canyon-platform/src/pages/index/projects/[id]/commits/helper/index.ts
index f5210c54..cfd397e7 100755
--- a/packages/canyon-platform/src/pages/index/projects/[id]/commits/helper/index.ts
+++ b/packages/canyon-platform/src/pages/index/projects/[id]/commits/helper/index.ts
@@ -59,7 +59,7 @@ export function handleSelectFile({
 // @ts-ignore
 export const getCoverageSummaryMapService = ({ projectID, sha, reportID }) =>
     axios({
-        url: "/api/coverage/summary/map",
+        url: "/api/coverage/summary/v2/map",
         method: "GET",
         params: {
             reportID: reportID,