diff --git a/client/client.cpp b/client/client.cpp
index bf1c98c..7c6f323 100644
--- a/client/client.cpp
+++ b/client/client.cpp
@@ -5,7 +5,6 @@
 #include <of_path.h>
 #include <of_str.h>
 #include <of_util.h>
-#include <regex>
 
 namespace fs = std::filesystem;
 CClient::CClient(const std::shared_ptr<spdlog::logger>& logger) : logger_(logger)
@@ -51,7 +50,7 @@ void CClient::run(const std::string& ip, const std::string& port)
     client_->async_recv();
     hearts_ = std::thread([&]() { hearts(); });
     std::thread thread([&]() { io_context_.run(); });
-    logger_->warn("SupportCmd:Get|Up|Down|Cancel");
+    logger_->warn("SupportCmd:Get|Up|Down|Cancel|Update(list.txt)");
     char line[512]{};
     while (std::cin.getline(line, 512)) {
 
@@ -65,23 +64,22 @@ void CClient::run(const std::string& ip, const std::string& port)
             std::this_thread::sleep_for(std::chrono::milliseconds(10));
             break;
         }
-        auto vec = COfStr::split(cmd_input, " ");
-        if (vec.size() < 1) {
-            logger_->error("input's invalid format.");
-            continue;
-        }
-        std::string cmd{};
-        std::string param{};
-        if (vec.size() == 1) {
-            cmd = vec[0];
-        } else {
-            cmd = vec[0];
-            param = vec[1];
-        }
-        if (cmd == "Get") {
+        if (cmd_input == "Get") {
             get_task_list();
             continue;
         }
+        if (cmd_input == "Cancel") {
+            cancel_task();
+            continue;
+        }
+        auto vec = COfStr::split(cmd_input, " ");
+        if (vec.size() < 2) {
+            logger_->error("input's invalid format.");
+            continue;
+        }
+        std::string cmd = vec[0];
+        std::string param = vec[1];
+
         if (cmd == "Down") {
             down_task(vec[1]);
             continue;
@@ -90,8 +88,8 @@ void CClient::run(const std::string& ip, const std::string& port)
             up_task(cmd_input);
             continue;
         }
-        if (cmd == "Cancel") {
-            cancel_task();
+        if (cmd == "Update") {
+            request_update_list("list.txt", std::stoi(param));
             continue;
         }
         logger_->error("No matched cmd.");
@@ -192,7 +190,7 @@ bool CClient::cancel_task()
     return send_frame(buf.get());
 }
 
-bool CClient::down_one_file(const std::string& id, const std::string& file)
+bool CClient::down_one_file(const std::string& id, const std::string& file, const std::string& local_dir)
 {
     down_->cur_remote_id_ = id;
 #ifdef _WIN32
@@ -202,7 +200,13 @@ bool CClient::down_one_file(const std::string& id, const std::string& file)
 #endif
 
     fs::path remote_file(ofen::COfPath::normalize(down_->cur_remote_file_));
-    down_->cur_file_ = COfPath::to_full(remote_file.filename().string());
+
+    if (local_dir.empty()) {
+        down_->cur_file_ = COfPath::to_full(remote_file.filename().string());
+    } else {
+        down_->cur_file_ = fs::path(local_dir).append(remote_file.filename().string()).string();
+    }
+
     logger_->warn("Start Down => {} To {}", down_->cur_remote_file_, down_->cur_file_);
     down_->file_ = fopen(down_->cur_file_.c_str(), "wb");
     if (down_->file_ == nullptr) {
@@ -217,7 +221,7 @@ bool CClient::down_one_file(const std::string& id, const std::string& file)
     buf->data_ = new char[file.size() + 1];
     buf->len_ = std::snprintf(buf->data_, file.size() + 1, "%s", file.data());
     if (!send_frame(buf.get())) {
-        logger_->error("{} request open file [{}] send failed.", __FUNCTION__, file);
+        logger_->error("{} request open file [{}] send failed.", __FUNCTION__, down_->cur_remote_file_);
         down_->cur_remote_id_.clear();
         down_->cur_remote_file_.clear();
         return false;
@@ -270,12 +274,20 @@ void CClient::report_trans_ret(TransState state, const std::string& key)
 
     功能为，请求某个客户端，更新我所列出的文件，右侧是远端需要存储的目录（必须存在，不存在则不理会）
 */
-bool CClient::request_update_list(const std::string& list_file)
+bool CClient::request_update_list(const std::string& list_file, int index)
 {
+    if (downloading_) {
+        logger_->warn("Have Task Downloading, Please wait.....");
+        return false;
+    }
+    if (!task_list_.count(index)) {
+        logger_->error("No Index Found {}.", index);
+        return false;
+    }
     // 读取list文件
-    std::ifstream in(list_file);
+    std::ifstream in(COfPath::to_full(list_file));
     if (!in.is_open()) {
-        logger_->error("Can't Open File:{}", list_file);
+        logger_->error("Can't Open File:{}", COfPath::to_full(list_file));
         return false;
     }
     std::istreambuf_iterator<char> iterf(in);
@@ -283,15 +295,15 @@ bool CClient::request_update_list(const std::string& list_file)
     std::string content(iterf, iter);
     in.close();
 
-    std::regex rg(R"()");
     // 校验格式是否正确
     auto vec = COfStr::split(content, "\n");
-    bool valid = false;
+    bool valid = true;
     std::string handled_content;
     for (const auto& item : vec) {
         std::string hitem = COfStr::trim(item);
-        if (std::regex_match(hitem, rg)) {
-            handled_content.append(handled_content + "\n");
+        auto v = COfStr::split(hitem, "|");
+        if (v.size() >= 2) {
+            handled_content.append(hitem + "\n");
             continue;
         }
         valid = false;
@@ -302,23 +314,66 @@ bool CClient::request_update_list(const std::string& list_file)
         logger_->error("Judge List File {} Format Not Passed.", list_file);
         return false;
     }
+
     list_file_ = list_file;
     std::shared_ptr<CFrameBuffer> buf = std::make_shared<CFrameBuffer>();
     buf->type_ = TYPE_REQUEST_UPDATE_LIST;
     buf->data_ = new char[handled_content.size() + 1]();
     buf->len_ = std::snprintf(buf->data_, handled_content.size() + 1, "%s", handled_content.c_str());
+    buf->tid_ = task_list_[index]->id;
 
-    return false;
+    if (!send_frame(buf.get())) {
+        logger_->error("Send Failed {}", __LINE__);
+        return false;
+    }
+    return true;
 }
 
 bool CClient::check_update_list(const std::string& content, std::map<std::string, std::string>& files)
 {
-    return false;
+    auto vec = COfStr::split(content, "\n");
+    bool valid = true;
+    for (const auto& item : vec) {
+        if (item.empty()) {
+            continue;
+        }
+        auto vi = COfStr::split(item, "|");
+        if (vi.size() != 2) {
+            logger_->error("Size not 2 {}", item);
+            valid = true;
+            break;
+        }
+        if (!fs::exists(vi[1])) {
+            valid = false;
+            logger_->error("Not exist {}", vi[1]);
+            break;
+        }
+        files[vi[0]] = vi[1];
+    }
+    return valid;
 }
 
-bool CClient::down_update_file(std::map<std::string, std::string>& files)
+bool CClient::down_update_file(std::map<std::string, std::string> files)
 {
-    return false;
+    std::shared_ptr<CFrameBuffer> buf = std::make_shared<CFrameBuffer>();
+    buf->tid_ = list_serve_id_;
+    down_ = std::make_shared<TransInfomation>();
+    bool suc = true;
+    for (const auto& item : files) {
+        if (!down_one_file(list_serve_id_, item.first, item.second)) {
+            suc = false;
+            break;
+        }
+    }
+    if (suc) {
+        buf->type_ = TYPE_DONE_UPDATE_LIST;
+        logger_->info("Do Task From {} Done!", buf->tid_);
+    } else {
+        buf->type_ = TYPE_FAILED_UPDATE_LIST;
+        logger_->info("Do Task From {} Failed!", buf->tid_);
+    }
+    send_frame(buf.get());
+    return suc;
 }
 
 bool CClient::send_frame(CFrameBuffer* buf)
@@ -345,6 +400,10 @@ void CClient::handle_frame(CFrameBuffer* buf)
         return;
     }
     switch (buf->type_) {
+    case TYPE_GET_ID: {
+        logger_->debug("Your ID:{}", buf->tid_);
+        break;
+    }
     case TYPE_GET_LIST: {
         task_list_.clear();
         std::string source(buf->data_, buf->len_);
@@ -456,8 +515,12 @@ void CClient::handle_frame(CFrameBuffer* buf)
             logger_->error("Send Failed {}.", __LINE__);
             break;
         }
-        list_serve_id_ = buf->fid_;
-
+        list_serve_id_ = buf->tid_;
+        logger_->debug("Do Task From {}.", buf->tid_);
+        if (update_list_th_.joinable()) {
+            update_list_th_.join();
+        }
+        update_list_th_ = std::thread([this, files]() { down_update_file(files); });
         break;
     }
     case TYPE_CONFIRM_UPDATE_LIST: {
diff --git a/client/client.h b/client/client.h
index 6e65253..24f0c64 100644
--- a/client/client.h
+++ b/client/client.h
@@ -44,11 +44,11 @@ public:
     bool down_task(const std::string& param);
     bool up_task(const std::string& cmd);
     bool cancel_task();
-    bool down_one_file(const std::string& id, const std::string& file);
+    bool down_one_file(const std::string& id, const std::string& file, const std::string& local_dir = "");
     void report_trans_ret(TransState state, const std::string& key = "");
-    bool request_update_list(const std::string& list_file);
+    bool request_update_list(const std::string& list_file, int index);
     bool check_update_list(const std::string& content, std::map<std::string, std::string>& files);
-    bool down_update_file(std::map<std::string, std::string>& files);
+    bool down_update_file(std::map<std::string, std::string> files);
 
 private:
     bool send_frame(CFrameBuffer* buf);
@@ -81,4 +81,5 @@ private:
     std::string update_list_content_;
     std::string list_file_;
     std::string list_serve_id_;
+    std::thread update_list_th_;
 };
\ No newline at end of file
diff --git a/server/server.cpp b/server/server.cpp
index 721397d..5884b6f 100644
--- a/server/server.cpp
+++ b/server/server.cpp
@@ -138,19 +138,12 @@ void CTcpServer::trans_data(CFrameBuffer* buf)
         }
         break;
     }
-    // 两边发送OPEN
-    case TYPE_OPEN_FILE:
-    case TYPE_TRANS_DONE:
-    case TYPE_TRANS_FILE: {
+    default:
         if (check_double(buf, fcli, tcli) && tcli && !send_frame(tcli->socket_, buf)) {
             logger_->error("Send from {} to {} failed Or One Offline.", buf->fid_, buf->tid_);
         }
         break;
     }
-    default:
-        logger_->warn("No Mathched type. {}", static_cast<int>(buf->type_));
-        break;
-    }
 }
 
 bool CTcpServer::check_double(CFrameBuffer* buf, std::shared_ptr<ClientCache>& fcli,
@@ -240,6 +233,12 @@ void CTcpServer::th_client(std::shared_ptr<asio::ip::tcp::socket> socket, const
             cache = client_map_[client_key];
         }
 
+        auto* f = new CFrameBuffer();
+        f->type_ = TYPE_GET_ID;
+        f->tid_ = client_key;
+        send_frame(socket, f);
+        delete f;
+
         while (true) {
             asio::error_code error;
             size_t length = socket->read_some(asio::buffer(cache->tmp_buf_), error);
diff --git a/util/util.h b/util/util.h
index 1bbfbaf..065f0b7 100644
--- a/util/util.h
+++ b/util/util.h
@@ -27,7 +27,8 @@ enum FrameType : int16_t {
     TYPE_CONFIRM_UPDATE_LIST,
     TYPE_UNCONFIRM_UPDATE_LIST,
     TYPE_DONE_UPDATE_LIST,
-    TYPE_FAILED_UPDATE_LIST
+    TYPE_FAILED_UPDATE_LIST,
+    TYPE_GET_ID
 };
 
 using namespace ofen;