diff --git a/adm/shop_admin/configform.php b/adm/shop_admin/configform.php
index 949f3da5c..dd6579833 100644
--- a/adm/shop_admin/configform.php
+++ b/adm/shop_admin/configform.php
@@ -102,6 +102,12 @@ if(!isset($default['de_easy_pay_use'])) {
                     ADD `de_easy_pay_use` tinyint(4) NOT NULL DEFAULT '0' AFTER `de_iche_use` ", true);
 }
 
+// 이니시스 삼성페이 사용여부 필드 추가
+if(!isset($default['de_samsung_pay_use'])) {
+    sql_query(" ALTER TABLE `{$g5['g5_shop_default_table']}`
+                    ADD `de_samsung_pay_use` tinyint(4) NOT NULL DEFAULT '0' AFTER `de_easy_pay_use` ", true);
+}
+
 // 카카오페이 필드 추가
 if(!isset($default['de_kakaopay_mid'])) {
     sql_query(" ALTER TABLE `{$g5['g5_shop_default_table']}`
@@ -731,6 +737,16 @@ if(!isset($default['de_listtype_list_skin'])) {
                 <input type="text" name="de_inicis_sign_key" value="<?php echo $default['de_inicis_sign_key']; ?>" id="de_inicis_sign_key" class="frm_input" size="40" maxlength="50">
             </td>
         </tr>
+        <tr class="pg_info_fld inicis_info_fld">
+            <th scope="row"><label for="de_samsung_pay_use">KG이니시스 삼성페이 버튼 사용</label></th>
+            <td>
+                <?php echo help("주문서 작성 페이지에 KG이니시스 삼성페이 버튼의 별도 사용 여부를 설정합니다.", 50); ?>
+                <select id="de_easy_pay_use" name="de_samsung_pay_use">
+                    <option value="0" <?php echo get_selected($default['de_samsung_pay_use'], 0); ?>>노출안함</option>
+                    <option value="1" <?php echo get_selected($default['de_samsung_pay_use'], 1); ?>>노출함</option>
+                </select>
+            </td>
+        </tr>
         <tr>
             <th scope="row">
                 <label for="de_kakaopay_mid">카카오페이 상점MID</label>
diff --git a/adm/shop_admin/configformupdate.php b/adm/shop_admin/configformupdate.php
index fd09db806..b8ce6790f 100644
--- a/adm/shop_admin/configformupdate.php
+++ b/adm/shop_admin/configformupdate.php
@@ -144,6 +144,7 @@ $sql = " update {$g5['g5_shop_default_table']}
                 de_card_test                  = '{$_POST['de_card_test']}',
                 de_card_use                   = '{$_POST['de_card_use']}',
                 de_easy_pay_use               = '{$_POST['de_easy_pay_use']}',
+                de_samsung_pay_use            = '{$_POST['de_samsung_pay_use']}',       
                 de_card_noint_use             = '{$_POST['de_card_noint_use']}',
                 de_card_point                 = '{$_POST['de_card_point']}',
                 de_settle_min_point           = '{$_POST['de_settle_min_point']}',
diff --git a/adm/shop_admin/orderform.php b/adm/shop_admin/orderform.php
index 8ff00072a..366dc35c5 100644
--- a/adm/shop_admin/orderform.php
+++ b/adm/shop_admin/orderform.php
@@ -468,7 +468,7 @@ add_javascript(G5_POSTCODE_JS, 0);    //다음 주소 js
                 </tr>
                 <?php } ?>
 
-                <?php if ($od['od_settle_case'] == '간편결제') { ?>
+                <?php if ($od['od_settle_case'] == '간편결제' || ($od['od_pg'] == 'inicis' && $od['od_settle_case'] == '삼성페이') ) { ?>
                 <tr>
                     <th scope="row" class="sodr_sppay"><?php echo $s_receipt_way; ?> 결제금액</th>
                     <td>
@@ -759,7 +759,7 @@ add_javascript(G5_POSTCODE_JS, 0);    //다음 주소 js
                 </tr>
                 <?php } ?>
 
-                <?php if ($od['od_settle_case'] == '간편결제') { ?>
+                <?php if ($od['od_settle_case'] == '간편결제' || ($od['od_pg'] == 'inicis' && $od['od_settle_case'] == '삼성페이')) { ?>
                 <tr>
                     <th scope="row" class="sodr_sppay"><label for="od_receipt_price"><?php echo $s_receipt_way; ?> 결제금액</label></th>
                     <td>
@@ -1066,7 +1066,7 @@ function form_submit(f)
 
     var msg = "";
 
-    <?php if($od['od_settle_case'] == '신용카드' || $od['od_settle_case'] == 'KAKAOPAY' || $od['od_settle_case'] == '간편결제') { ?>
+    <?php if($od['od_settle_case'] == '신용카드' || $od['od_settle_case'] == 'KAKAOPAY' || $od['od_settle_case'] == '간편결제' || ($od['od_pg'] == 'inicis' && $od['od_settle_case'] == '삼성페이')) { ?>
     if(status == "취소" || status == "반품" || status == "품절") {
         var $ct_chk = $("input[name^=ct_chk]");
         var chk_cnt = $ct_chk.size();
diff --git a/adm/shop_admin/orderformcartupdate.php b/adm/shop_admin/orderformcartupdate.php
index 746439d68..2cdf0c235 100644
--- a/adm/shop_admin/orderformcartupdate.php
+++ b/adm/shop_admin/orderformcartupdate.php
@@ -183,7 +183,7 @@ if (in_array($_POST['ct_status'], $status_cancel)) {
             $sql = " select * from {$g5['g5_shop_order_table']} where od_id = '$od_id' ";
             $od = sql_fetch($sql);
 
-            if($od['od_tno'] && ($od['od_settle_case'] == '신용카드' || $od['od_settle_case'] == '간편결제' || $od['od_settle_case'] == 'KAKAOPAY')) {
+            if($od['od_tno'] && ($od['od_settle_case'] == '신용카드' || $od['od_settle_case'] == '간편결제' || $od['od_settle_case'] == 'KAKAOPAY') || ($od['od_pg'] == 'inicis' && $od['od_settle_case'] == '삼성페이')) {
                 switch($od['od_pg']) {
                     case 'lg':
                         include_once(G5_SHOP_PATH.'/settle_lg.inc.php');
diff --git a/css/mobile_shop.css b/css/mobile_shop.css
index b5a7aa9b2..f71869af7 100644
--- a/css/mobile_shop.css
+++ b/css/mobile_shop.css
@@ -356,6 +356,7 @@ x#sod_frm_paysel .KPAY{background:url('../img/kpay_logo.png') no-repeat;width:37
 #sod_frm_paysel .PAYNOW{background:url('../img/paynow_logo.png') no-repeat;width:46px;height:15px;overflow:hidden;text-indent:-999px;display:inline-block;}
 #sod_frm_paysel .PAYCO{background:url('../img/payco_logo.png') no-repeat 1px;width:46px;height:15px;overflow:hidden;text-indent:-999px;display:inline-block;}
 .kakaopay_icon{background:url('../img/kakao.png') no-repeat ;height:21px;width:74px;display:inline-block;overflow:hidden;text-indent:-999px}
+.samsung_pay{background:url('../img/samsungpay.png') no-repeat ;height:12px;width:83px;display:inline-block;overflow:hidden;text-indent:-999px}
 
 #sod_frm_paysel #settle_bank {padding:10px;background:#fff;line-height:2em;border:1px solid #dbdbdb}
 #sod_frm_paysel #settle_bank label {display:inline-block;margin:0 10px 0 0;font-weight:bold}
diff --git a/img/samsungpay.png b/img/samsungpay.png
new file mode 100644
index 000000000..fb23fa934
Binary files /dev/null and b/img/samsungpay.png differ
diff --git a/install/gnuboard5shop.sql b/install/gnuboard5shop.sql
index fca6ee792..0d16b602b 100644
--- a/install/gnuboard5shop.sql
+++ b/install/gnuboard5shop.sql
@@ -353,6 +353,7 @@ CREATE TABLE IF NOT EXISTS `g5_shop_default` (
   `de_inicis_sign_key` varchar(255) NOT NULL DEFAULT '',
   `de_iche_use` tinyint(4) NOT NULL DEFAULT '0',
   `de_easy_pay_use` tinyint(4) NOT NULL DEFAULT '0',
+  `de_samsung_pay_use` tinyint(4) NOT NULL DEFAULT '0',
   `de_item_use_use` tinyint(4) NOT NULL DEFAULT '0',
   `de_item_use_write` tinyint(4) NOT NULL DEFAULT '0',
   `de_code_dup_use` tinyint(4) NOT NULL DEFAULT '0',
diff --git a/mobile/shop/inicis/orderform.1.php b/mobile/shop/inicis/orderform.1.php
index 75da51643..d05a8e6d3 100644
--- a/mobile/shop/inicis/orderform.1.php
+++ b/mobile/shop/inicis/orderform.1.php
@@ -18,6 +18,7 @@ if (!defined("_GNUBOARD_")) exit; // 개별 페이지 접근 불가
 <input type="hidden" name="DEF_RESERVED" value="bank_receipt=N&twotrs_isp=Y&block_isp=Y<?php echo $useescrow; ?>">
 <input type="hidden" name="P_NOTI"       value="<?php echo $od_id; ?>">
 <input type="hidden" name="P_QUOTABASE"  value="01:02:03:04:05:06:07:08:09:10:11:12"> <!-- 할부기간 설정 01은 일시불 -->
+<input type="hidden" name="P_SKIP_TERMS"      value="">
 
 <input type="hidden" name="good_mny"     value="<?php echo $tot_price; ?>" >
 
diff --git a/mobile/shop/orderform.sub.php b/mobile/shop/orderform.sub.php
index 5d82ee162..c82f4279a 100644
--- a/mobile/shop/orderform.sub.php
+++ b/mobile/shop/orderform.sub.php
@@ -535,7 +535,7 @@ if($is_kakaopay_use) {
             $escrow_title = "에스크로 ";
         }
 
-        if ($is_kakaopay_use || $default['de_bank_use'] || $default['de_vbank_use'] || $default['de_iche_use'] || $default['de_card_use'] || $default['de_hp_use'] || $default['de_easy_pay_use']) {
+        if ($is_kakaopay_use || $default['de_bank_use'] || $default['de_vbank_use'] || $default['de_iche_use'] || $default['de_card_use'] || $default['de_hp_use'] || $default['de_easy_pay_use'] || ('inicis' == $default['de_pg_service'] && $default['de_samsung_pay_use'])) {
             echo '<div id="sod_frm_paysel"><ul>';
         }
 
@@ -600,6 +600,12 @@ if($is_kakaopay_use) {
             $checked = '';
         }
 
+        //이니시스 삼성페이
+        if('inicis' == $default['de_pg_service'] && $default['de_samsung_pay_use']) {
+            echo '<li><input type="radio" id="od_settle_samsung_pay" name="od_settle_case" value="삼성페이" '.$checked.'> <label for="od_settle_samsung_pay" class="samsung_pay">삼성페이</label></li>'.PHP_EOL;
+            $checked = '';
+        }
+
         echo '</ul>';
 
         $temp_point = 0;
@@ -653,7 +659,7 @@ if($is_kakaopay_use) {
             echo '</div>';
         }
 
-        if ($default['de_bank_use'] || $default['de_vbank_use'] || $default['de_iche_use'] || $default['de_card_use'] || $default['de_hp_use'] || $default['de_easy_pay_use']) {
+        if ($default['de_bank_use'] || $default['de_vbank_use'] || $default['de_iche_use'] || $default['de_card_use'] || $default['de_hp_use'] || $default['de_easy_pay_use'] || ('inicis' == $default['de_pg_service'] && $default['de_samsung_pay_use'])) {
             echo '</div>';
         }
 
@@ -1254,6 +1260,11 @@ function pay_approval()
             paymethod = "wcard";
             f.P_RESERVED.value = p_reserved+"&d_kpay=Y&d_kpay_app=Y";
             break;
+        case "삼성페이":
+            paymethod = "wcard";
+            f.P_RESERVED.value = p_reserved+"&d_samsungpay=Y";
+            f.P_SKIP_TERMS.value = "Y"; //약관을 skip 해야 제대로 실행됨
+            break;
     }
     f.P_AMT.value = f.good_mny.value;
     f.P_UNAME.value = pf.od_name.value;
diff --git a/mobile/shop/orderformupdate.php b/mobile/shop/orderformupdate.php
index 74a54d905..f28470fde 100644
--- a/mobile/shop/orderformupdate.php
+++ b/mobile/shop/orderformupdate.php
@@ -419,6 +419,22 @@ else if ($od_settle_case == "간편결제")
     if($od_misu == 0)
         $od_status      = '입금';
 }
+else if ($od_settle_case == "삼성페이")
+{
+    // 이니시스에서만 지원
+    include G5_MSHOP_PATH.'/inicis/pay_result.php';
+
+    $od_tno             = $tno;
+    $od_app_no          = $app_no;
+    $od_receipt_price   = $amount;
+    $od_receipt_point   = $i_temp_point;
+    $od_receipt_time    = preg_replace("/([0-9]{4})([0-9]{2})([0-9]{2})([0-9]{2})([0-9]{2})([0-9]{2})/", "\\1-\\2-\\3 \\4:\\5:\\6", $app_time);
+    $od_bank_account    = $card_name;
+    $pg_price           = $amount;
+    $od_misu            = $i_price - $od_receipt_price;
+    if($od_misu == 0)
+        $od_status      = '입금';
+}
 else if ($od_settle_case == "KAKAOPAY")
 {
     include G5_SHOP_PATH.'/kakaopay/kakaopay_result.php';