diff --git a/adaptor/PCM-CORE/api/desc/pcm.api b/adaptor/PCM-CORE/api/desc/pcm.api
index 6dc1a14a..3d81dc34 100644
--- a/adaptor/PCM-CORE/api/desc/pcm.api
+++ b/adaptor/PCM-CORE/api/desc/pcm.api
@@ -192,4 +192,7 @@ service pcm {
 	
 	@handler imageListHandler
 	get /image/list () returns (imageListResp)
+	
+	@handler checkHandler
+	get /image/check (checkReq) returns (checkResp)
 }
\ No newline at end of file
diff --git a/adaptor/PCM-CORE/api/desc/storage/pcm-storage.api b/adaptor/PCM-CORE/api/desc/storage/pcm-storage.api
index 87117496..96ecd53d 100644
--- a/adaptor/PCM-CORE/api/desc/storage/pcm-storage.api
+++ b/adaptor/PCM-CORE/api/desc/storage/pcm-storage.api
@@ -118,4 +118,13 @@ type (
         name string `json:"name"`
         tags []string `json:"tags" copier:"tags"`
     }
-)
\ No newline at end of file
+)
+
+type (
+    checkReq {
+        fileMd5 string `json:"fileMd5"`
+    }
+    checkResp {
+        exist bool `json:"exist"`
+    }
+)
diff --git a/adaptor/PCM-CORE/api/internal/handler/image/checkhandler.go b/adaptor/PCM-CORE/api/internal/handler/image/checkhandler.go
new file mode 100644
index 00000000..663475f2
--- /dev/null
+++ b/adaptor/PCM-CORE/api/internal/handler/image/checkhandler.go
@@ -0,0 +1,28 @@
+package image
+
+import (
+	"net/http"
+
+	"PCM/adaptor/PCM-CORE/api/internal/logic/image"
+	"PCM/adaptor/PCM-CORE/api/internal/svc"
+	"PCM/adaptor/PCM-CORE/api/internal/types"
+	"github.com/zeromicro/go-zero/rest/httpx"
+)
+
+func CheckHandler(svcCtx *svc.ServiceContext) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		var req types.CheckReq
+		if err := httpx.Parse(r, &req); err != nil {
+			httpx.ErrorCtx(r.Context(), w, err)
+			return
+		}
+
+		l := image.NewCheckLogic(r.Context(), svcCtx)
+		resp, err := l.Check(&req)
+		if err != nil {
+			httpx.ErrorCtx(r.Context(), w, err)
+		} else {
+			httpx.OkJsonCtx(r.Context(), w, resp)
+		}
+	}
+}
diff --git a/adaptor/PCM-CORE/api/internal/handler/routes.go b/adaptor/PCM-CORE/api/internal/handler/routes.go
index 7acf9dc8..48c5e148 100644
--- a/adaptor/PCM-CORE/api/internal/handler/routes.go
+++ b/adaptor/PCM-CORE/api/internal/handler/routes.go
@@ -286,8 +286,12 @@ func RegisterHandlers(server *rest.Server, serverCtx *svc.ServiceContext) {
 				Path:    "/image/list",
 				Handler: image.ImageListHandler(serverCtx),
 			},
+			{
+				Method:  http.MethodGet,
+				Path:    "/image/check",
+				Handler: image.CheckHandler(serverCtx),
+			},
 		},
-		rest.WithMaxBytes(624288000),
 		rest.WithPrefix("/pcm/v1"),
 	)
 }
diff --git a/adaptor/PCM-CORE/api/internal/logic/image/checklogic.go b/adaptor/PCM-CORE/api/internal/logic/image/checklogic.go
new file mode 100644
index 00000000..51783b07
--- /dev/null
+++ b/adaptor/PCM-CORE/api/internal/logic/image/checklogic.go
@@ -0,0 +1,31 @@
+package image
+
+import (
+	"context"
+	"path"
+
+	"PCM/adaptor/PCM-CORE/api/internal/svc"
+	"PCM/adaptor/PCM-CORE/api/internal/types"
+
+	"github.com/zeromicro/go-zero/core/logx"
+)
+
+type CheckLogic struct {
+	logx.Logger
+	ctx    context.Context
+	svcCtx *svc.ServiceContext
+}
+
+func NewCheckLogic(ctx context.Context, svcCtx *svc.ServiceContext) *CheckLogic {
+	return &CheckLogic{
+		Logger: logx.WithContext(ctx),
+		ctx:    ctx,
+		svcCtx: svcCtx,
+	}
+}
+
+func (l *CheckLogic) Check(req *types.CheckReq) (resp *types.CheckResp, err error) {
+	// todo: add your logic here and delete this line
+	path.Join()
+	return
+}
diff --git a/adaptor/PCM-CORE/api/internal/types/types.go b/adaptor/PCM-CORE/api/internal/types/types.go
index 50522c5d..07c2ad12 100644
--- a/adaptor/PCM-CORE/api/internal/types/types.go
+++ b/adaptor/PCM-CORE/api/internal/types/types.go
@@ -1902,3 +1902,11 @@ type ImageTagsResp struct {
 	Name string   `json:"name"`
 	Tags []string `json:"tags" copier:"tags"`
 }
+
+type CheckReq struct {
+	FileMd5 string `json:"fileMd5"`
+}
+
+type CheckResp struct {
+	Exist bool `json:"exist"`
+}