diff --git a/chart/views.py b/chart/views.py
index 83b272f..c5470ae 100644
--- a/chart/views.py
+++ b/chart/views.py
@@ -6,8 +6,6 @@ from chart import charts
 from chart.models import PlottingLibrary
 from chart.tools import *
 
-url_ = 'http://127.0.0.1:8000'
-
 
 # 处理页面返回问题 页面重定向
 def out_page(request, page):
@@ -35,11 +33,7 @@ def out_page(request, page):
             'js': mark_safe(a.js_out()),
             'url': url_,
             "color":mark_safe(a.color_js())
-
         }
-
-
-
         return render(request, f'./chart/Basic.html', data)
 
 
diff --git a/templates/page/tools.html b/templates/page/tools.html
index f5e8f24..d9748e3 100644
--- a/templates/page/tools.html
+++ b/templates/page/tools.html
@@ -42,7 +42,7 @@
                     <a class="" href="javascript:;">Basics</a>
                     <dl class="layui-nav-child">
                         <dd><a onclick=blast()>blast</a></dd>
-                        <dd><a onclick=genbank_to_fasta()>genbank to fasta</a></dd>
+                        <dd><a onclick="genbank_to_fasta()">genbank to fasta</a></dd>
                         <dd><a onclick=gff_to_gtf()>gff to gtf</a></dd>
                         <dd><a onclick=orf()>orf</a></dd>
                         <dd><a onclick=Basics()>序列基础</a></dd>
@@ -121,7 +121,7 @@
 <script>
     var $ = layui.jquery;
     var form = layui.form;
-    var url_up = 'http://127.0.0.1:8000/'
+    var url_up = "{{ url }}"
     var upload = layui.upload
 
 
@@ -140,6 +140,7 @@
         temp = $('#main_show')
         temp.empty()
         temp.append(String.raw`{% include 'tools/genbank_to_fasta.html' %}`)
+        gen_to_fa()
         form.render();
     }
 
@@ -205,32 +206,28 @@
         form.render();
     }
 
-    // 加载等待动画
-    function lodeing() {
-        layer.load(1);
-        setTimeout(function () {
-        });
-    }
-
 
     // gen to fa
-
-
     function gen_to_fa() {
         layui.use(['upload'], function () {
             var $ = layui.jquery
                 , layer = layui.layer;
             upload.render({
                 elem: '#select_gen'
-                , url: url_up + 'tools/' + "gen_to_fa"
+                , url: url_up + '/tools/' + "gen_to_fa"
                 , auto: false
                 , accept: 'file'
                 , data: {
                     csrfmiddlewaretoken: '{{ csrf_token }}'
                 }
+                , before: function (obj) { //obj参数包含的信息，跟 choose回调完全一致，可参见上文。
+                    layer.load(1); //上传loading
+                }
                 , bindAction: '#gen_to_fa_run'
-                , done: function (res, index, upload) {
+                , done: function (res, index) {
                     layer.closeAll('loading'); //关闭loading
+                    ab = '<a href="http://' + url_up + '/chart/down?file_id=' + res.id + '">' + ' <button type="button" class="layui-btn">downlode</button></a>'
+                    $("#down").append(ab)
                 }
                 , error: function (index, upload) {
                     layer.closeAll('loading'); //关闭loading
diff --git a/templates/tools/genbank_to_fasta.html b/templates/tools/genbank_to_fasta.html
index 1903ee9..afa25d4 100644
--- a/templates/tools/genbank_to_fasta.html
+++ b/templates/tools/genbank_to_fasta.html
@@ -16,9 +16,11 @@
 
                         <div class="layui-form-item">
                             <div class="layui-btn-container">
+
                                 <button type="button" class="layui-btn layui-btn-normal" id="select_gen">select file
                                 </button>
-                                <div>
+                                <div id="down">
+
                                     <button type="button" class="layui-btn" id="gen_to_fa_run">run</button>
                                     {#                                    <button type="button" class="layui-btn" id="gen_to_fa_down">downlode</button>#}
                                 </div>
@@ -48,7 +50,8 @@
                 <div class="layui-tab-content">
                     <div class="layui-tab-item layui-show">
                         <div style="margin-left: 30px;">
-                            {#                            功能#}
+                            <p style="font-size: 20px">Convert standard genebank format files to standard FASTA
+                                format</p>
                         </div>
                     </div>
                 </div>
diff --git a/tools/urls.py b/tools/urls.py
index f0f8d9e..51f10c9 100644
--- a/tools/urls.py
+++ b/tools/urls.py
@@ -5,5 +5,6 @@ from tools import views
 urlpatterns = [
     url("(.*\.html$)", views.out_page),
     url("id_transform", views.id_transform),
+    url("gen_to_fa", views.gen_to_fa),
     url("blast", views.blast)
 ]
diff --git a/tools/views.py b/tools/views.py
index a0fce8e..ac755b0 100644
--- a/tools/views.py
+++ b/tools/views.py
@@ -1,8 +1,9 @@
-import os
+import os, time
 
 from django.http import JsonResponse
 from django.shortcuts import render
 from chart import tools
+from Bio.SeqRecord import SeqRecord
 
 
 def out_page(request, page):
@@ -23,9 +24,13 @@ def blast(request):
     pass
 
 
+def gen_to_fa(request):
+    file = request.FILES.get("file")
+    file_path, file_id = tools.path_out("chart")
+    keep_file(file, file_path)
+    data = {"id": file_id}
+    time.sleep(1)
+    # records = SeqIO.parse(file_path, "genbank")  # 读入
+    # SeqIO.write(records, f"{file_path}", "fasta")  # 写出
 
-
-
-
-
-
+    return JsonResponse(data)