diff --git a/app/Controllers/EcommerceController.php b/app/Controllers/EcommerceController.php
index 0a42e36..5855cab 100644
--- a/app/Controllers/EcommerceController.php
+++ b/app/Controllers/EcommerceController.php
@@ -2,7 +2,9 @@
 
 namespace App\Controllers;
 
+use App\Entities\PaymentEntity;
 use App\Models\OrderModel;
+use App\Models\PaymentModel;
 use App\Models\ProductModel;
 use CodeIgniter\Controller;
 use CodeIgniter\HTTP\CLIRequest;
@@ -42,6 +44,7 @@ class EcommerceController extends Controller
     private $_viewDatas = array();
     private $_orderModel = null;
     private $_productModel = null;
+    private $_paymentModel = null;
     public function initController(RequestInterface $request, ResponseInterface $response, LoggerInterface $logger)
     {
         parent::initController($request, $response, $logger);
@@ -57,8 +60,12 @@ class EcommerceController extends Controller
     {
         return $this->_productModel = $this->_productModel ?: new ProductModel();
     }
+    private function getPaymentModel()
+    {
+        return $this->_paymentModel = $this->_paymentModel ?: new PaymentModel();
+    }
 
-    //주문
+    //주문정보 확인
     private function addCart_validate()
     {
         //fieldData Rule 검사
@@ -72,6 +79,7 @@ class EcommerceController extends Controller
         }
     }
 
+    //주문(장바구니담기)
     public function addCart()
     {
         $msg = "";
@@ -129,7 +137,7 @@ class EcommerceController extends Controller
         }
     }
 
-    //주문취소
+    //주문취소(uid -> order_uid)
     public function cancelCart($uid)
     {
         $msg = "";
@@ -175,4 +183,39 @@ class EcommerceController extends Controller
             $this->_session->setFlashdata("return_message", $msg);
         }
     }
+
+    //결제(uid -> order_uid)
+    public function payment($uid)
+    {
+        $msg = "";
+        try {
+            $this->_viewDatas['fields'] = ["product_uid", "quantity", "price"];
+            $this->_viewDatas['fieldRules'] = $this->getOrderModel()->getFieldRules($this->_viewDatas['fields']);
+            //Transaction 시작
+            $this->getOrderModel()->transStart();
+            //Transaction Commit
+            $this->getOrderModel()->transComplete();
+            $entity = new PaymentEntity();
+            $msg = sprintf(
+                "%s\n 상품명:%s\n 상품갯수:%s개, 구매금액:%s원\n 장바구니에 담았습니다.",
+                $this->_viewDatas['title'],
+                $entity->getTitle(),
+                $entity->quantity,
+                number_format($entity->price)
+            );
+            return redirect()->to($this->_session->getFlashdata(SESSION_NAMES['RETURN_URL']));
+        } catch (\Exception $e) {
+            //Transaction Rollback
+            $this->getOrderModel()->transRollback();
+            log_message("error", $e->getMessage());
+            $msg = sprintf(
+                "%s에서 다음 오류로 인해 장바구니에 담기를 실패하였습니다.\n%s",
+                $this->_viewDatas['title'],
+                $e->getMessage()
+            );
+            return redirect()->to($this->_session->getFlashdata(SESSION_NAMES['RETURN_URL']));
+        } finally {
+            $this->_session->setFlashdata("return_message", $msg);
+        }
+    }
 }
diff --git a/app/Database/shoppingmall.sql b/app/Database/shoppingmall.sql
index 5555589..43c58ad 100644
--- a/app/Database/shoppingmall.sql
+++ b/app/Database/shoppingmall.sql
@@ -146,11 +146,35 @@ CREATE TABLE shoppingmall.tw_order (
     sale int(10) UNSIGNED NOT NULL DEFAULT 0 COMMENT '할인가',
     price int(10) UNSIGNED NOT NULL COMMENT '결제액',
     quantity varchar(255) NOT NULL COMMENT '수량',
-    status varchar(10) NOT NULL DEFAULT 'use' COMMENT 'use: 주문대기, unuse: 사용않함 등등',
+    status varchar(10) NOT NULL DEFAULT 'use' COMMENT 'use: 결제하기, unuse: 주문취소, paid:결제완료 등등',
     updated_at timestamp NULL DEFAULT NULL,
     created_at timestamp NOT NULL DEFAULT current_timestamp(),
     deleted_at timestamp NULL DEFAULT NULL,
     PRIMARY KEY (uid),
     CONSTRAINT FOREIGN KEY (product_uid) REFERENCES tw_product (uid),
     CONSTRAINT FOREIGN KEY (user_uid) REFERENCES tw_user (uid)
-) ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci COMMENT ='Order 정보';
\ No newline at end of file
+) ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci COMMENT ='Order 정보';
+
+DROP TABLE IF EXISTS shoppingmall.tw_payment;
+CREATE TABLE shoppingmall.tw_payment (
+    uid int(10) UNSIGNED NOT NULL AUTO_INCREMENT,
+    TID varchar(20) NOT NULL COMMENT 'PG사 결제 거래고유번호 (전표출력 및 결제취소에 사용됩니다)'
+    ORDERNO varchar(50) NOT NULL COMMENT '주문번호',
+    AMOUNT int(10) UNSIGNED NOT NULL COMMENT '결제 된 금액',
+    QUOTA varchar(2) NOT NULL COMMENT '카드 할부결제시 할부기간 (00:일시불, 01:1개월)',
+    ACCEPTNO varchar(10) NOT NULL COMMENT '승인번호',
+    ACCEPTDATE varchar(20) NOT NULL COMMENT '승인일시',
+    RESULTCODE varchar(4) NOT NULL COMMENT '결제결과코드',
+    RESULTMSG varchar(100) NOT NULL COMMENT '결제결과메세지',
+    ETC1 varchar(100) NULL COMMENT '결제 요청시 입력한 값',
+    ETC2 varchar(100) NULL COMMENT '결제 요청시 입력한 값',
+    ETC3 varchar(100) NULL COMMENT '결제 요청시 입력한 값',
+    ETC4 varchar(100) NULL COMMENT '결제 요청시 입력한 값',
+    ETC5 varchar(100) NULL COMMENT '결제 요청시 입력한 값',
+    updated_at timestamp NULL DEFAULT NULL,
+    created_at timestamp NOT NULL DEFAULT current_timestamp(),
+    deleted_at timestamp NULL DEFAULT NULL,
+    PRIMARY KEY (uid),
+    UNIQUE KEY (tid),
+    CONSTRAINT FOREIGN KEY (orderno) REFERENCES tw_order (uid)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci COMMENT ='Payment 정보';
\ No newline at end of file
diff --git a/app/Entities/PaymentEntity.php b/app/Entities/PaymentEntity.php
new file mode 100644
index 0000000..17691b3
--- /dev/null
+++ b/app/Entities/PaymentEntity.php
@@ -0,0 +1,19 @@
+<?php
+
+namespace App\Entities;
+
+class PaymentEntity extends BaseEntity
+{
+
+    protected $datamap = [];
+    protected $dates   = ['created_at', 'updated_at', 'deleted_at'];
+    protected $casts   = [];
+
+    //기본기능
+    final public function getTitle(): string
+    {
+        return $this->attributes['buyername'];
+    }
+    //추가기능
+
+}
diff --git a/app/Helpers/Order_helper.php b/app/Helpers/Order_helper.php
index 792156d..affa005 100644
--- a/app/Helpers/Order_helper.php
+++ b/app/Helpers/Order_helper.php
@@ -71,6 +71,8 @@ function getFieldView_OrderHelper($field, $entity, array $viewDatas)
     case 'cost':
     case 'price':
     case 'sale':
+      return number_format(!$value ? 0 : $value) . "원";
+      break;
     case 'stock':
     case 'view_cnt':
       return number_format(!$value ? 0 : $value);
@@ -120,6 +122,17 @@ function getFieldIndex_Row_OrderHelper($field, $entity, array $viewDatas): strin
         )
       );
       break;
+    case 'status':
+      if ($value == DEFAULTS['STATUS']) {
+        return anchor(
+          '/front/ecommerce/payment' . $entity->getPrimaryKey(),
+          $viewDatas['fieldFormOptions'][$field][$value],
+          ["class" => "btn btn-sm btn-primary btn-circle", "style" => "color:white", "target" => "_self"]
+        );
+      } else {
+        return getFieldView_OrderHelper($field, $entity, $viewDatas);
+      }
+      break;
     default:
       return getFieldView_OrderHelper($field, $entity, $viewDatas);
       break;
diff --git a/app/Helpers/Product_helper.php b/app/Helpers/Product_helper.php
index 0e1d6ed..5a83d97 100644
--- a/app/Helpers/Product_helper.php
+++ b/app/Helpers/Product_helper.php
@@ -89,6 +89,8 @@ function getFieldView_ProductHelper($field, $entity, array $viewDatas)
     case 'cost':
     case 'price':
     case 'sale':
+      return number_format(!$value ? 0 : $value) . "원";
+      break;
     case 'stock':
     case 'view_cnt':
       return number_format(!$value ? 0 : $value);
diff --git a/app/Language/ko/Order.php b/app/Language/ko/Order.php
index 589a989..6a8b695 100644
--- a/app/Language/ko/Order.php
+++ b/app/Language/ko/Order.php
@@ -16,9 +16,8 @@ return [
     'created_at' => "작성일"
   ],
   "STATUS" => [
-    "use" => "장바구니",
+    "use" => "결제하기",
     "unuse" => "주문취소",
-    "confirm" => "주문완료",
     "paid" => "결제완료"
   ]
 ];
diff --git a/app/Models/PaymentModel.php b/app/Models/PaymentModel.php
new file mode 100644
index 0000000..e196701
--- /dev/null
+++ b/app/Models/PaymentModel.php
@@ -0,0 +1,106 @@
+<?php
+
+namespace App\Models;
+
+use App\Entities\PaymentEntity;
+
+class PaymentModel extends BaseModel
+{
+    private $_product_options = null;
+    protected $table = "tw_payment";
+    protected $returnType = PaymentEntity::class;
+    protected $useSoftDeletes   = true;
+    public function __construct()
+    {
+        parent::__construct('Payment');
+        $this->allowedFields = [...$this->allowedFields, 'product_uid', "user_uid", "name", "cost", "sale", "quantity", "price",  "status"];
+        $this->validationRules = [...$this->validationRules, ...$this->getFieldRules($this->allowedFields),];
+    }
+    final public function getTitleField(): string
+    {
+        return 'name';
+    }
+    protected function getFieldRule(string $field, array $rules, string $action = ""): array
+    {
+        switch ($field) {
+            case 'product_uid':
+                $rules[$field] = "required|regex_match[/^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}/]";
+                break;
+            case $this->getTitleField():
+                $rules[$field] =  "required|trim|string";
+                break;
+            case 'cost':
+            case 'quantity':
+            case 'price':
+                $rules[$field] =  "required|numeric";
+                break;
+            case 'sale':
+                $rules[$field] =  "if_exist|numeric";
+                break;
+            default:
+                $rules = parent::getFieldRule($field, $rules, $action);
+                break;
+        }
+        return $rules;
+    }
+    //Field별 Form Option용
+    public function getFieldFormOption(string $field): array
+    {
+        switch ($field) {
+            case 'product_uid':
+                if (is_null($this->_product_options)) {
+                    $productModel = new productModel();
+                    $this->_product_options = $productModel->getOptions();
+                }
+                $options = $this->_product_options;
+                break;
+            default:
+                return parent::getFieldFormOption($field);
+                break;
+        }
+        if (!is_array($options)) {
+            throw new \Exception(__FUNCTION__ . "에서 {$this->getClassName()}의 Field:{$field}의 FormOptionData가 array가 아닙니다.\n" . var_export($options, true));
+        }
+        return $options;
+    }
+    public function getEntity($conditions): PaymentEntity
+    {
+        return parent::getEntity($conditions);
+    }
+    public function create(array $formDatas): PaymentEntity
+    {
+        return $this->create_process(new PaymentEntity(), $formDatas);
+    }
+    public function modify(PaymentEntity $entity, array $formDatas): PaymentEntity
+    {
+        return $this->modify_process($entity, $formDatas);
+    }
+    //Index관련
+    public function setIndexWordFilter(string $word)
+    {
+        if ($word !== DEFAULTS['EMPTY']) {
+            parent::setIndexWordFilter($word);
+            $this->orLike($this->getTitleField(), $word, "both");
+        }
+    }
+
+    //장바구니에 넣기
+    public function addCart(array $formDatas): PaymentEntity
+    {
+        $orderFormDatas = [];
+        $orderFormDatas[$this->getTitleField()] = $formDatas[$this->getTitleField()];
+        $orderFormDatas['product_uid'] = $formDatas['product_uid'];
+        $orderFormDatas['cost'] = $formDatas['price'];
+        $orderFormDatas['sale'] = 0;
+        $orderFormDatas['quantity'] = $formDatas['quantity'];
+        $orderFormDatas['price'] = ($orderFormDatas['cost'] - $orderFormDatas['sale']) * $orderFormDatas['quantity'];
+        // echo var_export($orderFormDatas);
+        // exit;
+        return $this->create_process(new PaymentEntity(), $orderFormDatas);
+    }
+    //장바구니에 빼기
+    public function cancelCart(PaymentEntity $entity)
+    {
+        return $this->delete($entity->getPrimaryKey());
+    }
+}