diff --git a/app/Caches/PackageCourseList.php b/app/Caches/PackageCourseList.php
index 74f005e5..144e4481 100644
--- a/app/Caches/PackageCourseList.php
+++ b/app/Caches/PackageCourseList.php
@@ -46,6 +46,7 @@ class PackageCourseList extends Cache
                 'id' => $course->id,
                 'title' => $course->title,
                 'cover' => $course->cover,
+                'origin_price' => $course->origin_price,
                 'market_price' => $course->market_price,
                 'vip_price' => $course->vip_price,
                 'model' => $course->model,
diff --git a/app/Http/Admin/Services/Course.php b/app/Http/Admin/Services/Course.php
index 94525b17..59e06038 100644
--- a/app/Http/Admin/Services/Course.php
+++ b/app/Http/Admin/Services/Course.php
@@ -164,6 +164,7 @@ class Course extends Service
                 $data['market_price'] = 0;
                 $data['vip_price'] = 0;
             } else {
+                $data['origin_price'] = $validator->checkMarketPrice($post['origin_price']);
                 $data['market_price'] = $validator->checkMarketPrice($post['market_price']);
                 $data['vip_price'] = $validator->checkVipPrice($post['vip_price']);
                 $validator->checkComparePrice($post['market_price'], $post['vip_price']);
diff --git a/app/Http/Admin/Views/course/edit_sale.volt b/app/Http/Admin/Views/course/edit_sale.volt
index 071da233..039907e7 100644
--- a/app/Http/Admin/Views/course/edit_sale.volt
+++ b/app/Http/Admin/Views/course/edit_sale.volt
@@ -12,7 +12,16 @@
     <div id="price-block" style="{{ price_display }}">
         <div class="layui-form-item">
             <div class="layui-inline">
-                <label class="layui-form-label">市场价格</label>
+                <label class="layui-form-label">原始价格</label>
+                <div class="layui-input-inline">
+                    <input class="layui-input" type="text" name="origin_price" value="{{ course.origin_price }}" lay-verify="number">
+                </div>
+                <div class="layui-form-mid layui-word-aux">元</div>
+            </div>
+        </div>
+        <div class="layui-form-item">
+            <div class="layui-inline">
+                <label class="layui-form-label">优惠价格</label>
                 <div class="layui-input-inline">
                     <input class="layui-input" type="text" name="market_price" value="{{ course.market_price }}" lay-verify="number">
                 </div>
diff --git a/app/Http/Admin/Views/course/list.volt b/app/Http/Admin/Views/course/list.volt
index 4a2a84ce..ed9d18dc 100644
--- a/app/Http/Admin/Views/course/list.volt
+++ b/app/Http/Admin/Views/course/list.volt
@@ -100,8 +100,9 @@
                     </a>
                 </td>
                 <td>
-                    <p>市场：{{ '￥%0.2f'|format(item.market_price) }}</p>
-                    <p>会员：{{ '￥%0.2f'|format(item.vip_price) }}</p>
+                    <p>原始价：{{ '￥%0.2f'|format(item.origin_price) }}</p>
+                    <p>优惠价：{{ '￥%0.2f'|format(item.market_price) }}</p>
+                    <p>会员价：{{ '￥%0.2f'|format(item.vip_price) }}</p>
                 </td>
                 <td><input type="checkbox" name="featured" value="1" lay-skin="switch" lay-text="是|否" lay-filter="featured" data-url="{{ update_url }}" {% if item.featured == 1 %}checked="checked"{% endif %}></td>
                 <td><input type="checkbox" name="published" value="1" lay-skin="switch" lay-text="是|否" lay-filter="published" data-url="{{ update_url }}" {% if item.published == 1 %}checked="checked"{% endif %}></td>
diff --git a/app/Http/Admin/Views/order/macro.volt b/app/Http/Admin/Views/order/macro.volt
index 6424d9f7..7aa625bc 100644
--- a/app/Http/Admin/Views/order/macro.volt
+++ b/app/Http/Admin/Views/order/macro.volt
@@ -3,7 +3,7 @@
         {% set course = order.item_info['course'] %}
         <div class="kg-order-item">
             <p>课程名称：{{ course['title'] }}</p>
-            <p>市场价格：{{ '￥%0.2f'|format(course['market_price']) }}，会员价格：{{ '￥%0.2f'|format(course['vip_price']) }}</p>
+            <p>优惠价格：{{ '￥%0.2f'|format(course['market_price']) }}，会员价格：{{ '￥%0.2f'|format(course['vip_price']) }}</p>
             <p>学习期限：{{ date('Y-m-d H:i:s',course['study_expiry_time']) }}，退款期限：{{ date('Y-m-d H:i:s',course['refund_expiry_time']) }}</p>
         </div>
     {% elseif order.item_type == 2 %}
@@ -11,7 +11,7 @@
         {% for course in courses %}
             <div class="kg-order-item">
                 <p>课程名称：{{ course['title'] }}</p>
-                <p>市场价格：{{ '￥%0.2f'|format(course['market_price']) }}，会员价格：{{ '￥%0.2f'|format(course['vip_price']) }}</p>
+                <p>优惠价格：{{ '￥%0.2f'|format(course['market_price']) }}，会员价格：{{ '￥%0.2f'|format(course['vip_price']) }}</p>
                 <p>学习期限：{{ date('Y-m-d H:i:s',course['study_expiry_time']) }}，退款期限：{{ date('Y-m-d H:i:s',course['refund_expiry_time']) }}</p>
             </div>
         {% endfor %}
diff --git a/app/Http/Admin/Views/package/edit.volt b/app/Http/Admin/Views/package/edit.volt
index 61432b1d..deb2ceed 100644
--- a/app/Http/Admin/Views/package/edit.volt
+++ b/app/Http/Admin/Views/package/edit.volt
@@ -26,7 +26,7 @@
         </div>
         <div class="layui-form-item">
             <div class="layui-inline">
-                <label class="layui-form-label">市场价格</label>
+                <label class="layui-form-label">优惠价格</label>
                 <div class="layui-input-inline">
                     <input class="layui-input" type="text" name="market_price" value="{{ package.market_price }}" lay-verify="number">
                 </div>
diff --git a/app/Http/Admin/Views/package/guiding.volt b/app/Http/Admin/Views/package/guiding.volt
index c3ab1c8d..5d881d72 100644
--- a/app/Http/Admin/Views/package/guiding.volt
+++ b/app/Http/Admin/Views/package/guiding.volt
@@ -26,7 +26,7 @@
                 <td><span class="layui-badge layui-bg-gray">{{ item.lesson_count }}</span></td>
                 <td>{{ study_expiry_info(item.study_expiry) }}</td>
                 <td>
-                    <p>市场价：{{ '￥%0.2f'|format(item.market_price) }}</p>
+                    <p>优惠价：{{ '￥%0.2f'|format(item.market_price) }}</p>
                     <p>会员价：{{ '￥%0.2f'|format(item.vip_price) }}</p>
                 </td>
             </tr>
@@ -37,7 +37,7 @@
     <br>
 
     <div class="kg-price-guiding">
-        建议市场价：<span class="layui-badge layui-bg-red">￥{{ guiding_price.market_price }}</span>
+        建议优惠价：<span class="layui-badge layui-bg-red">￥{{ guiding_price.market_price }}</span>
         &nbsp;&nbsp;
         建议会员价：<span class="layui-badge layui-bg-red">￥{{ guiding_price.vip_price }}</span>
     </div>
diff --git a/app/Http/Admin/Views/package/list.volt b/app/Http/Admin/Views/package/list.volt
index e319bd11..e23a17d8 100644
--- a/app/Http/Admin/Views/package/list.volt
+++ b/app/Http/Admin/Views/package/list.volt
@@ -25,7 +25,7 @@
             <th>编号</th>
             <th>标题</th>
             <th>课程数</th>
-            <th>市场价</th>
+            <th>优惠价</th>
             <th>会员价</th>
             <th>发布</th>
             <th>操作</th>
diff --git a/app/Http/Home/Views/course/packages.volt b/app/Http/Home/Views/course/packages.volt
index 02230648..509a5edd 100644
--- a/app/Http/Home/Views/course/packages.volt
+++ b/app/Http/Home/Views/course/packages.volt
@@ -9,7 +9,7 @@
                     <span>总价 <i>{{ '￥%0.2f'|format(package.origin_price) }}</i></span>
                 </div>
                 <div class="price">
-                    <span>市场价 <i>{{ '￥%0.2f'|format(package.market_price) }}</i></span>
+                    <span>优惠价 <i>{{ '￥%0.2f'|format(package.market_price) }}</i></span>
                 </div>
                 <div class="price">
                     <span>会员价 <i>{{ '￥%0.2f'|format(package.vip_price) }}</i></span>
diff --git a/app/Http/Home/Views/course/show_meta.volt b/app/Http/Home/Views/course/show_meta.volt
index 201dc99b..6355000c 100644
--- a/app/Http/Home/Views/course/show_meta.volt
+++ b/app/Http/Home/Views/course/show_meta.volt
@@ -34,10 +34,11 @@
 
 {%- macro meta_price_info(course) %}
     <p class="item">
+        <span class="key">原始价格</span><span class="value origin-price">{{ '￥%0.2f'|format(course.origin_price) }}</span>
         {% if course.market_price > 0 %}
-            <span class="key">市场价格</span><span class="value price">{{ '￥%0.2f'|format(course.market_price) }}</span>
+            <span class="key">优惠价格</span><span class="value price">{{ '￥%0.2f'|format(course.market_price) }}</span>
         {% else %}
-            <span class="key">市场价格</span><span class="value free">免费</span>
+            <span class="key">优惠价格</span><span class="value free">免费</span>
         {% endif %}
         {% if course.vip_price > 0 %}
             <span class="key">会员价格</span><span class="value price">{{ '￥%0.2f'|format(course.vip_price) }}</span>
diff --git a/app/Http/Home/Views/macros/order.volt b/app/Http/Home/Views/macros/order.volt
index 1f963258..ed29ab31 100644
--- a/app/Http/Home/Views/macros/order.volt
+++ b/app/Http/Home/Views/macros/order.volt
@@ -3,7 +3,7 @@
         {% set course = order.item_info.course %}
         <div class="order-item">
             <p>课程名称：<span>{{ course.title }}</span></p>
-            <p>市场价格：<span class="price">{{ '￥%0.2f'|format(course.market_price) }}</span>会员价格：<span class="price">{{ '￥%0.2f'|format(course.vip_price) }}</span></p>
+            <p>优惠价格：<span class="price">{{ '￥%0.2f'|format(course.market_price) }}</span>会员价格：<span class="price">{{ '￥%0.2f'|format(course.vip_price) }}</span></p>
             <p>学习期限：<span>{{ date('Y-m-d',course.study_expiry_time) }}</span>退款期限：<span>{{ date('Y-m-d',course.refund_expiry_time) }}</span></p>
         </div>
     {% elseif order.item_type == 2 %}
@@ -11,7 +11,7 @@
         {% for course in courses %}
             <div class="order-item">
                 <p>课程名称：<span>{{ course.title }}</span></p>
-                <p>市场价格：<span class="price">{{ '￥%0.2f'|format(course.market_price) }}</span>会员价格：<span class="price">{{ '￥%0.2f'|format(course.vip_price) }}</span></p>
+                <p>优惠价格：<span class="price">{{ '￥%0.2f'|format(course.market_price) }}</span>会员价格：<span class="price">{{ '￥%0.2f'|format(course.vip_price) }}</span></p>
                 <p>学习期限：<span>{{ date('Y-m-d',course.study_expiry_time) }}</span>退款期限：<span>{{ date('Y-m-d',course.refund_expiry_time) }}</span></p>
             </div>
         {% endfor %}
diff --git a/app/Http/Home/Views/order/confirm.volt b/app/Http/Home/Views/order/confirm.volt
index e0df3869..365c2a18 100644
--- a/app/Http/Home/Views/order/confirm.volt
+++ b/app/Http/Home/Views/order/confirm.volt
@@ -13,7 +13,8 @@
             <div class="info">
                 <p><a href="{{ course_url }}" target="_blank">{{ course.title }}</a></p>
                 <p>
-                    市场价格 <span class="price">{{ '￥%0.2f'|format(course.market_price) }}</span>
+                    原始价格 <span class="origin-price">{{ '￥%0.2f'|format(course.origin_price) }}</span>
+                    优惠价格 <span class="price">{{ '￥%0.2f'|format(course.market_price) }}</span>
                     会员价格 <span class="price">{{ '￥%0.2f'|format(course.vip_price) }}</span>
                 </p>
                 <p>
diff --git a/app/Models/Course.php b/app/Models/Course.php
index 474ae0d8..f8420cc7 100644
--- a/app/Models/Course.php
+++ b/app/Models/Course.php
@@ -104,7 +104,14 @@ class Course extends Model
     public $teacher_id;
 
     /**
-     * 市场价格
+     * 原始价格
+     *
+     * @var float
+     */
+    public $origin_price;
+
+    /**
+     * 优惠价格
      *
      * @var float
      */
@@ -323,6 +330,10 @@ class Course extends Model
             $this->attrs = kg_json_encode($this->attrs);
         }
 
+        if (empty($this->origin_price)) {
+            $this->origin_price = 1.5 * $this->market_price;
+        }
+
         if ($this->deleted == 1) {
             $this->published = 0;
         }
@@ -339,6 +350,7 @@ class Course extends Model
 
     public function afterFetch()
     {
+        $this->origin_price = (float)$this->origin_price;
         $this->market_price = (float)$this->market_price;
         $this->vip_price = (float)$this->vip_price;
         $this->rating = (float)$this->rating;
diff --git a/app/Models/Package.php b/app/Models/Package.php
index 9205112f..583a3c0a 100644
--- a/app/Models/Package.php
+++ b/app/Models/Package.php
@@ -30,7 +30,7 @@ class Package extends Model
     public $summary;
 
     /**
-     * 市场价格
+     * 优惠价格
      *
      * @var float
      */
diff --git a/app/Services/Logic/Course/BasicInfo.php b/app/Services/Logic/Course/BasicInfo.php
index 8630c637..f0e6efad 100644
--- a/app/Services/Logic/Course/BasicInfo.php
+++ b/app/Services/Logic/Course/BasicInfo.php
@@ -34,6 +34,7 @@ class BasicInfo extends Service
             'summary' => $course->summary,
             'details' => $course->details,
             'keywords' => $course->keywords,
+            'origin_price' => $course->origin_price,
             'market_price' => $course->market_price,
             'vip_price' => $course->vip_price,
             'study_expiry' => $course->study_expiry,
diff --git a/app/Services/Logic/Course/PackageList.php b/app/Services/Logic/Course/PackageList.php
index 5f220045..d7c5c2e4 100644
--- a/app/Services/Logic/Course/PackageList.php
+++ b/app/Services/Logic/Course/PackageList.php
@@ -40,7 +40,7 @@ class PackageList extends Service
 
             if ($courses) {
                 foreach ($courses as $course) {
-                    $package['origin_price'] += $course['market_price'];
+                    $package['origin_price'] += $course['origin_price'];
                 }
                 $package['courses'] = $this->sortCourses($courses, $firstCourseId);
             }
diff --git a/app/Services/Logic/Order/OrderConfirm.php b/app/Services/Logic/Order/OrderConfirm.php
index 27198bd5..47870448 100644
--- a/app/Services/Logic/Order/OrderConfirm.php
+++ b/app/Services/Logic/Order/OrderConfirm.php
@@ -33,7 +33,7 @@ class OrderConfirm extends Service
 
             $result['item_info']['course'] = $this->handleCourseInfo($course);
 
-            $result['total_amount'] = $course->market_price;
+            $result['total_amount'] = $course->origin_price;
             $result['pay_amount'] = $user->vip ? $course->vip_price : $course->market_price;
             $result['discount_amount'] = $result['total_amount'] - $result['pay_amount'];
 
@@ -46,7 +46,7 @@ class OrderConfirm extends Service
             $result['total_amount'] = 0;
 
             foreach ($result['item_info']['package']['courses'] as $course) {
-                $result['total_amount'] += $course['market_price'];
+                $result['total_amount'] += $course['origin_price'];
             }
 
             $result['pay_amount'] = $user->vip ? $package->vip_price : $package->market_price;
@@ -138,6 +138,7 @@ class OrderConfirm extends Service
             'lesson_count' => $course->lesson_count,
             'study_expiry' => $course->study_expiry,
             'refund_expiry' => $course->refund_expiry,
+            'origin_price' => $course->origin_price,
             'market_price' => $course->market_price,
             'vip_price' => $course->vip_price,
         ];
diff --git a/app/Validators/Course.php b/app/Validators/Course.php
index efa5288f..83c1ab08 100644
--- a/app/Validators/Course.php
+++ b/app/Validators/Course.php
@@ -161,6 +161,17 @@ class Course extends Validator
         return implode('，', $list);
     }
 
+    public function checkGuidePrice($price)
+    {
+        $value = $this->filter->sanitize($price, ['trim', 'float']);
+
+        if ($value < 0 || $value > 10000) {
+            throw new BadRequestException('course.invalid_origin_price');
+        }
+
+        return $value;
+    }
+
     public function checkMarketPrice($price)
     {
         $value = $this->filter->sanitize($price, ['trim', 'float']);
diff --git a/config/errors.php b/config/errors.php
index d599a268..ef52ac82 100644
--- a/config/errors.php
+++ b/config/errors.php
@@ -109,9 +109,10 @@ $error['course.details_too_long'] = '详情太长（多于5000个字符）';
 $error['course.invalid_model'] = '无效的模型类别';
 $error['course.invalid_level'] = '无效的难度级别';
 $error['course.invalid_cover'] = '无效的封面';
-$error['course.invalid_market_price'] = '无效的市场价格（范围：0-10000）';
+$error['course.invalid_origin_price'] = '无效的指导价格（范围：0-10000）';
+$error['course.invalid_market_price'] = '无效的优惠价格（范围：0-10000）';
 $error['course.invalid_vip_price'] = '无效的会员价格（范围：0-10000）';
-$error['course.invalid_compare_price'] = '无效的比较定价（会员价格高于市场价格）';
+$error['course.invalid_compare_price'] = '无效的比较定价（会员价格高于优惠价格）';
 $error['course.invalid_study_expiry'] = '无效的学习期限';
 $error['course.invalid_refund_expiry'] = '无效的退款期限';
 $error['course.invalid_feature_status'] = '无效的推荐状态';
@@ -135,7 +136,7 @@ $error['package.not_found'] = '套餐不存在';
 $error['package.title_too_short'] = '标题太短（少于5个字符）';
 $error['package.title_too_long'] = '标题太长（多于50个字符）';
 $error['package.summary_too_long'] = '简介太长（多于255个字符）';
-$error['package.invalid_market_price'] = '无效的市场价格';
+$error['package.invalid_market_price'] = '无效的优惠价格';
 $error['package.invalid_vip_price'] = '无效的会员价格';
 $error['package.invalid_publish_status'] = '无效的发布状态';
 
diff --git a/db/migrations/20200827063842_init_table.php b/db/migrations/20200827063842_init_table.php
index 456501ef..182f7e73 100644
--- a/db/migrations/20200827063842_init_table.php
+++ b/db/migrations/20200827063842_init_table.php
@@ -1236,7 +1236,7 @@ class InitTable extends Phinx\Migration\AbstractMigration
                 'default' => '0.00',
                 'precision' => '10',
                 'scale' => '2',
-                'comment' => '市场价格',
+                'comment' => '优惠价格',
                 'after' => 'teacher_id',
             ])
             ->addColumn('vip_price', 'decimal', [
@@ -3124,7 +3124,7 @@ class InitTable extends Phinx\Migration\AbstractMigration
                 'default' => '0.00',
                 'precision' => '10',
                 'scale' => '2',
-                'comment' => '市场价格',
+                'comment' => '优惠价格',
                 'after' => 'summary',
             ])
             ->addColumn('vip_price', 'decimal', [
diff --git a/db/migrations/20210203081614_schema_202102031615.php b/db/migrations/20210203081614_schema_202102031615.php
new file mode 100644
index 00000000..5ded7189
--- /dev/null
+++ b/db/migrations/20210203081614_schema_202102031615.php
@@ -0,0 +1,27 @@
+<?php
+
+class Schema202102031615 extends Phinx\Migration\AbstractMigration
+{
+
+    public function change()
+    {
+        $this->table('kg_course')
+            ->addColumn('origin_price', 'decimal', [
+                'null' => false,
+                'default' => '0.00',
+                'precision' => '10',
+                'scale' => '2',
+                'comment' => '原始价格',
+                'after' => 'teacher_id',
+            ])
+            ->save();
+
+        $this->updateOriginPrice();
+    }
+
+    protected function updateOriginPrice()
+    {
+        $this->execute("UPDATE kg_course SET origin_price = round(1.5 * market_price)");
+    }
+
+}
diff --git a/db/migrations/schema.php b/db/migrations/schema.php
index e564699d..9ff9aefc 100644
--- a/db/migrations/schema.php
+++ b/db/migrations/schema.php
@@ -4130,7 +4130,7 @@ return array(
                                     'COLUMN_KEY' => '',
                                     'EXTRA' => '',
                                     'PRIVILEGES' => 'select,insert,update,references',
-                                    'COLUMN_COMMENT' => '市场价格',
+                                    'COLUMN_COMMENT' => '优惠价格',
                                     'GENERATION_EXPRESSION' => '',
                                     'SRS_ID' => NULL,
                                 ),
@@ -10669,7 +10669,7 @@ return array(
                                     'COLUMN_KEY' => '',
                                     'EXTRA' => '',
                                     'PRIVILEGES' => 'select,insert,update,references',
-                                    'COLUMN_COMMENT' => '市场价格',
+                                    'COLUMN_COMMENT' => '优惠价格',
                                     'GENERATION_EXPRESSION' => '',
                                     'SRS_ID' => NULL,
                                 ),
diff --git a/public/static/admin/js/xm-course.js b/public/static/admin/js/xm-course.js
index 5e360cce..4b823dae 100644
--- a/public/static/admin/js/xm-course.js
+++ b/public/static/admin/js/xm-course.js
@@ -71,7 +71,7 @@ function xmCourse(data, url) {
                     }
                 },
                 {
-                    field: 'market_price', title: '市场价', width: 50, templet: function (d) {
+                    field: 'market_price', title: '优惠价', width: 50, templet: function (d) {
                         return '￥' + d.market_price;
                     }
                 },
diff --git a/public/static/home/css/common.css b/public/static/home/css/common.css
index 012b786f..25ffe190 100644
--- a/public/static/home/css/common.css
+++ b/public/static/home/css/common.css
@@ -501,6 +501,10 @@
     color: red;
 }
 
+.course-meta .info .origin-price {
+    text-decoration: line-through;
+}
+
 .course-meta .info .free {
     color: green;
 }
@@ -1071,6 +1075,10 @@
     margin: 0 5px;
 }
 
+.cart-course-card .origin-price {
+    text-decoration: line-through;
+}
+
 .cart-course-card .price {
     color: red;
 }