diff --git a/apps/dmp/core/domain/Dicom/DicomService.ts b/apps/dmp/core/domain/Dicom/DicomService.ts
index 7dd5de8..d681b45 100644
--- a/apps/dmp/core/domain/Dicom/DicomService.ts
+++ b/apps/dmp/core/domain/Dicom/DicomService.ts
@@ -4,10 +4,16 @@ import { DicomRepository } from "./DicomRepository";
 export class DicomService {
   constructor(private dicomRepository: DicomRepository) {}
 
+  /**
+   * 直穿pacs
+   */
   async upload2Pacs(dcmFile: File) {
     return await this.dicomRepository.upload2Pacs(dcmFile);
   }
 
+  /**
+   * dicom徐磊是否在pacs中存在
+   */
   async existInPacs(p: ExistInPacsDTO) {
     return await this.dicomRepository.existInPacs(p);
   }
diff --git a/apps/dmp/core/domain/User/UserService.ts b/apps/dmp/core/domain/User/UserService.ts
index 4efaa08..9177a99 100644
--- a/apps/dmp/core/domain/User/UserService.ts
+++ b/apps/dmp/core/domain/User/UserService.ts
@@ -2,6 +2,7 @@ import { makeAutoObservable } from "mobx";
 import { UserRepository } from "./UserRepository";
 import { User } from "./entities/User";
 import { RouteObject } from "react-router";
+import { Study } from "@/modules/Admin/Dicom/Upload/DicomUploader/util";
 
 export class UserService {
   user: User;
@@ -47,4 +48,11 @@ export class UserService {
   async getDmpAnnotators() {
     return await this.userRepository.getDmpAnnotators();
   }
+
+  /**
+   * 分配标注序列
+   */
+  async assignLabelDicom(user: User, study: Study[]) {
+    console.log(user, study);
+  }
 }
diff --git a/apps/dmp/core/domain/User/entities/User.ts b/apps/dmp/core/domain/User/entities/User.ts
index 120db0d..21f2495 100644
--- a/apps/dmp/core/domain/User/entities/User.ts
+++ b/apps/dmp/core/domain/User/entities/User.ts
@@ -1,7 +1,7 @@
 import { makeAutoObservable } from "mobx";
 
 interface UserProps {
-  id?: number | string;
+  id?: number | string | undefined;
   username?: string;
   password?: string;
   isEnabled?: boolean;
diff --git a/apps/dmp/src/modules/Admin/Dicom/Upload/index.tsx b/apps/dmp/src/modules/Admin/Dicom/Upload/index.tsx
index e3eb26b..df02332 100644
--- a/apps/dmp/src/modules/Admin/Dicom/Upload/index.tsx
+++ b/apps/dmp/src/modules/Admin/Dicom/Upload/index.tsx
@@ -5,6 +5,8 @@ import { DicomTable } from "./DicomTable";
 import { useDomain } from "@/hook/useDomain";
 import { Typography } from "antd";
 import { useState } from "react";
+import { User } from "@@/domain/User/entities/User";
+import { limitConcurrency } from "./limitConcurrency";
 
 const { Text } = Typography;
 
@@ -29,9 +31,9 @@ export const DicomUpload = (props: DicomUploadProps) => {
   const { dcmFileNum, totalFileNum, dcmFileSize } = fileCalculator;
   const [selectRows, setSelectedRows] = useState<Study[]>([]);
   const [isModalOpen, setIsModalOpen] = useState(false);
-  const [annotators, setAnnotators] = useState([]);
-  const [selectAnnotatorId, setSelectAnnotatorId] = useState<string | number>(
-    ""
+  const [annotators, setAnnotators] = useState<User[]>([]);
+  const [selectAnnotator, setSelectAnnotator] = useState<User | undefined>(
+    undefined
   );
 
   const onUploadFiles = async (study: Study, series: Series) => {
@@ -45,31 +47,18 @@ export const DicomUpload = (props: DicomUploadProps) => {
     if (instances.length === subs.length) {
       openOHIFViewer(StudyInstanceUID, SeriesInstanceUID);
     } else {
-      let fullfilled = 0;
-      Promise.all(
-        series.subs.map((file) =>
-          dicomDomainService.upload2Pacs(file).then((res) => {
-            if (["success", "AlreadyStored"].includes(res.Status)) {
-              fullfilled++;
-            }
-          })
-        )
-      ).then((res) => {
-        if (res.length === series.subs.length) {
-          openOHIFViewer(StudyInstanceUID, SeriesInstanceUID);
-        }
+      const uploadFunc = (f: File) => () => dicomDomainService.upload2Pacs(f);
+      limitConcurrency(series.subs.map(uploadFunc), 10, (completed, total) => {
+        console.log(`${completed} out of ${total} tasks completed.`);
       });
     }
   };
 
   const onClickAssign = () => {
     userDomainService.getDmpAnnotators().then((res) => {
-      console.log(res);
-      const { data } = res;
       setIsModalOpen(true);
-      setAnnotators(data.map((u) => ({ label: u.username, value: u.id })));
+      setAnnotators(res.data as User[]);
     });
-    console.log(selectRows);
   };
 
   const dcmFileInfo = !!totalFileNum && (
@@ -82,10 +71,13 @@ export const DicomUpload = (props: DicomUploadProps) => {
     </Space>
   );
 
+  /**
+   * 分配任务
+   */
   const onAssignConfirm = () => {
-    if (!selectAnnotatorId) return;
-    console.log(selectAnnotatorId);
-    setSelectAnnotatorId(0);
+    if (!selectAnnotator?.id) return;
+    userDomainService.assignLabelDicom(selectAnnotator, selectRows);
+    setSelectAnnotator(undefined);
     setIsModalOpen(false);
   };
 
@@ -124,9 +116,15 @@ export const DicomUpload = (props: DicomUploadProps) => {
       >
         <Select
           style={{ width: "100%", marginBottom: 20 }}
-          defaultValue={selectAnnotatorId}
-          onChange={(e) => setSelectAnnotatorId(e)}
-          options={annotators}
+          placeholder="选择标注"
+          value={selectAnnotator?.id as number}
+          onChange={(id: number) =>
+            setSelectAnnotator(annotators.find((a) => a.id === id))
+          }
+          options={annotators.map((a) => ({
+            value: a.id,
+            label: a.username,
+          }))}
         />
       </Modal>
     </div>
diff --git a/apps/dmp/src/modules/Admin/Dicom/Upload/limitConcurrency.ts b/apps/dmp/src/modules/Admin/Dicom/Upload/limitConcurrency.ts
new file mode 100644
index 0000000..e1c8e7e
--- /dev/null
+++ b/apps/dmp/src/modules/Admin/Dicom/Upload/limitConcurrency.ts
@@ -0,0 +1,51 @@
+type PromiseFunction = () => Promise<any>;
+
+/**
+ *
+ * @param {Promise<Function>} tasks promise请求函数
+ * @param {number} maxConcurrency 最大并发数
+ * @param {} onProgress 完成任务回调
+ * @returns
+ */
+export async function limitConcurrency(
+  tasks: PromiseFunction[],
+  maxConcurrency: number,
+  onProgress?: (completed: number, total: number) => void
+): Promise<any[]> {
+  const results: any[] = new Array(tasks.length);
+  let currentIndex = 0;
+  let completedTasks = 0;
+
+  return new Promise((resolve, reject) => {
+    function executeTask() {
+      const index = currentIndex;
+      currentIndex += 1;
+
+      if (index >= tasks.length) {
+        if (results.length === tasks.length) {
+          resolve(results);
+        }
+        return;
+      }
+
+      const task = tasks[index];
+
+      task()
+        .then((result) => {
+          results[index] = result;
+          completedTasks++;
+          if (onProgress) {
+            onProgress(completedTasks, tasks.length);
+          }
+          executeTask();
+        })
+        .catch((err) => {
+          reject(err);
+        });
+    }
+
+    for (let i = 0; i < Math.min(maxConcurrency, tasks.length); i++) {
+      executeTask();
+    }
+  });
+}