diff --git a/doc/regions.md b/doc/regions.md
index c144cd2..05311ff 100644
--- a/doc/regions.md
+++ b/doc/regions.md
@@ -14,25 +14,22 @@ POST /regions
 ### Database
 ![](./regions.png)
 
-for add, you need get company_id from companies tables
-
 ### Headers
 Key | Value 
 --- | ---
 Content-Type | application/json
 Accept | application/json
+Email | application/json
 
 ### Request Payloads
 Name | Type | Example Value
 --- | --- | ---
 region_code | string | AMD  
 name | string | Auto Moro Dewe
-company_id | string | 12
 ```
 {
     "region_code": "AMD",
     "name": "Auto Moro Dewe"
-    "company_id": "12"
 }
 ```
 
@@ -40,9 +37,9 @@ company_id | string | 12
 HTTP Code | Status | Description
 --- | --- | ---
 400 | Bad Request | Bad request payload  
-404 | Not Found | User not found in database  
+404 | Not Found | Region not found in database  
 500 | Internal Server Error | some un-handle error in server 
-200 | OK | OK
+201 | Created | Created
 ```
 {
     "status_code": "CDC-400",
@@ -53,14 +50,14 @@ HTTP Code | Status | Description
 
 ```
 {
-    "status_code": "CDC-200",
-    "status_message": "OK",
+    "status_code": "CDC-201",
+    "status_message": "Created",
     "data": {
-        "id":"7",
+        "id":"5e6c4216-360c-11eb-8f39-5600024efe02",
         "region_code" : "AMD",
         "name" : "Auto Moro Dewe",
         "company_code" : "BKNINTEL",
-        "company_id" : "12",
+        "company_id" : "d58edc03-360c-11eb-8f39-5600024efe02",
         "created" : "2020-12-02 09:03:44",
         "modified" : "2020-12-02 09:03:44",
     }
@@ -72,7 +69,6 @@ HTTP Code | Status | Description
 #### Validation
 - region_code : required and not empty
 - name: required and not empty
-- company_id: required and not empty
 
 ### Scenario Test
 
@@ -175,8 +171,7 @@ Response Payload:
 Request Payload
 ```
 {
-    "region_code": "AMD",
-    "name": "Auto Moro Dewe"
+    "region_code": "INTL"
 }
 ```
 
@@ -186,70 +181,6 @@ Response Payload
 ```
 {
     "status_code": "cdc-400",
-    "status_message": "company_id is required",
-    "data": null
-}
-```
-
-#### Case : Negative Case 7
-
-Request Payload :
-```
-{
-    "region_code": "AMD",
-    "name": "Auto Moro Dewe",
-    "company_id": ""
-}
-```
- 
-Response HTTP Status Code : 400
-
-Response Payload:
-```
-{
-    "status_code": "cdc-400",
-    "status_message": "company_id is empty",
-    "data": null
-}
-```
-
-#### Case : Negative Case 8
-
-Request Payload
-```
-{
-    "region_code": "AMD",
-    "name": "Auto Moro Dewe",
-    "company_id": "ngasal"
-}
-```
-
-Response HTTP Status Code : 404
-
-Response Payload
-```
-{
-    "status_code": "cdc-404",
-    "status_message": "company_id not found",
-    "data": null
-}
-```
-
-#### Case : Negative Case 9
-
-Request Payload
-```
-{
-    "region_code": "INTL"
-}
-```
-
-Response HTTP Status Code : 404
-
-Response Payload
-```
-{
-    "status_code": "cdc-404",
     "status_message": "region_code already in use",
     "data": null
 }
@@ -262,23 +193,22 @@ Request Payload :
 {
     "region_code": "AMD",
     "name": "Auto Moro Dewe"
-    "company_id": "12"
 }
 ```
 
-Response HTTP Status Code : 200
+Response HTTP Status Code : 201
 
 Response Payload :
 ```
 {
-    "status_code": "CDC-200",
-    "status_message": "OK",
+    "status_code": "CDC-201",
+    "status_message": "Created",
     "data": {
-        "id":"7",
+        "id":"5e6c4216-360c-11eb-8f39-5600024efe02",
         "region_code" : "AMD",
         "name" : "Auto Moro Dewe",
         "company_code" : "BKNINTEL",
-        "company_id" : "12",
+        "company_id" : "d58edc03-360c-11eb-8f39-5600024efe02",
         "created" : "2020-12-02 09:03:44",
         "modified" : "2020-12-02 09:03:44",
     }
@@ -295,137 +225,35 @@ Key | Value
 --- | ---
 Content-Type | application/json
 Accept | application/json
-
-### Request Payloads
-Name | Type | Example Value
---- | --- | ---
-id | string | 7
-```
-{
-    "id": "7",
-}
-```
+Email | application/json
 
 ### Response Payloads
 HTTP Code | Status | Description
 --- | --- | ---
-400 | Bad Request | Bad request payload  
-404 | Not Found | User not found in database  
+404 | Not Found | Region not found in database  
 500 | Internal Server Error | some un-handle error in server 
 200 | OK | OK
-```
-{
-    "status_code": "CDC-400",
-    "status_message": "Bad Request",
-    "data": null
-}
-```
 
 ```
 {
     "status_code": "CDC-200",
     "status_message": "OK",
     "data": {
-        "id":"7",
+        "id":"5e6c4216-360c-11eb-8f39-5600024efe02",
         "region_code" : "AMD",
         "name" : "Auto Moro Dewe",
         "company_code" : "BKNINTEL",
-        "company_id" : "12",
+        "company_id" : "d58edc03-360c-11eb-8f39-5600024efe02",
         "created" : "2020-12-02 09:03:44",
         "modified" : "2020-12-02 09:03:44",
     }
 }
 ```
 
-### Logic
-
-#### Validation
-- id : required and not empty
-
 ### Scenario Test
 
-#### Case : Negative Case 1
-
-Request Payload : empty
-
-Response HTTP Status Code : 400
-
-Response Payload :
-```
-{
-    "status_code": "cdc-400",
-    "status_message": "id is required",
-    "data": null
-}
-```
-
-#### Case : Negative Case 2
-
-Request Payload :
-```
-{}
-```
-
-Response HTTP Status Code : 400
-
-Response Payload :
-```
-{
-    "status_code": "cdc-400",
-    "status_message": "id is required",
-    "data": null
-}
-```
-
-#### Case : Negative Case 3
-
-Request payload :
-```
-{
-    "id": ""
-}
-```
-
-Response HTTP Status Code : 400
-
-Response Payload :
-```
-{
-    "status_code": "cdc-400",
-    "status_message": "id is empty",
-    "data": null
-}
-```
-
-#### Case : Negative Case 4
-
-Request Payload
-```
-{
-    "id": "ngasal"
-}
-```
-
-Response HTTP Status Code : 404
-
-Response Payload
-```
-{
-    "status_code": "cdc-404",
-    "status_message": "id not found",
-    "data": null
-}
-```
-
 #### Case : Positive Case
 
-Request Payload :
-```
-{
-    "id": "7",
-}
-```
-
 Response HTTP Status Code : 200
 
 Response Payload :
@@ -434,11 +262,11 @@ Response Payload :
     "status_code": "CDC-200",
     "status_message": "OK",
     "data": {
-        "id":"7",
+        "id":"5e6c4216-360c-11eb-8f39-5600024efe02",
         "region_code" : "AMD",
         "name" : "Auto Moro Dewe",
         "company_code" : "BKNINTEL",
-        "company_id" : "12",
+        "company_id" : "d58edc03-360c-11eb-8f39-5600024efe02",
         "created" : "2020-12-02 09:03:44",
         "modified" : "2020-12-02 09:03:44",
     }
@@ -455,20 +283,17 @@ Key | Value
 --- | ---
 Content-Type | application/json
 Accept | application/json
+Email | application/json
 
 ### Request Payloads
 Name | Type | Example Value
 --- | --- | ---
-id | string | 7
 region_code | string | MMT  
 name | string | Monggo Moro Tumbas
-company_id | string | 12
 ```
 {
-    "id": "7",
     "region_code": "MMT",
     "name": "Monggo Moro Tumbas"
-    "company_id": "12"
 }
 ```
 
@@ -476,7 +301,7 @@ company_id | string | 12
 HTTP Code | Status | Description
 --- | --- | ---
 400 | Bad Request | Bad request payload  
-404 | Not Found | User not found in database  
+404 | Not Found | Region not found in database  
 500 | Internal Server Error | some un-handle error in server 
 200 | OK | OK
 ```
@@ -492,11 +317,11 @@ HTTP Code | Status | Description
     "status_code": "CDC-200",
     "status_message": "OK",
     "data": {
-        "id":"7",
+        "id":"5e6c4216-360c-11eb-8f39-5600024efe02",
         "region_code" : "MMT",
         "name" : "Monggo Moro Tumbas",
         "company_code" : "BKNINTEL",
-        "company_id" : "12",
+        "company_id" : "d58edc03-360c-11eb-8f39-5600024efe02",
         "created" : "2020-12-02 09:03:44",
         "modified" : "2020-12-02 09:03:44",
     }
@@ -506,10 +331,8 @@ HTTP Code | Status | Description
 ### Logic
 
 #### Validation
-- id : required and not empty
-- region_code : not empty
+- region_code : not empty and unique
 - name : not empty
-- company_id : not empty
 
 ### Scenario Test
 
@@ -523,7 +346,7 @@ Response Payload :
 ```
 {
     "status_code": "cdc-400",
-    "status_message": "id is required",
+    "status_message": "region_code is required",
     "data": null
 }
 ```
@@ -541,151 +364,66 @@ Response Payload :
 ```
 {
     "status_code": "cdc-400",
-    "status_message": "id is required",
+    "status_message": "region_code is required",
     "data": null
 }
 ```
 
 #### Case : Negative Case 3
 
-Request payload :
-```
-{
-    "id": ""
-}
-```
-
-Response HTTP Status Code : 400
-
-Response Payload :
-```
-{
-    "status_code": "cdc-400",
-    "status_message": "id is empty",
-    "data": null
-}
-```
-
-#### Case : Negative Case 4
-
-Request Payload
-```
-{
-    "id": "ngasal"
-}
-```
-
-Response HTTP Status Code : 404
-
-Response Payload
-```
-{
-    "status_code": "cdc-404",
-    "status_message": "id not found",
-    "data": null
-}
-```
-
-#### Case : Negative Case 5
-
 Request Payload
 ```
 {
-    "id": "7",
     "region_code": ""
 }
 ```
 
-Response HTTP Status Code : 404
+Response HTTP Status Code : 400
 
 Response Payload
 ```
 {
-    "status_code": "cdc-404",
+    "status_code": "cdc-400",
     "status_message": "region_code is empty",
     "data": null
 }
 ```
 
-#### Case : Negative Case 6
+#### Case : Negative Case 4
 
 Request Payload
 ```
 {
-    "id": "7",
     "name": ""
 }
 ```
 
-Response HTTP Status Code : 404
+Response HTTP Status Code : 400
 
 Response Payload
 ```
 {
-    "status_code": "cdc-404",
+    "status_code": "cdc-400",
     "status_message": "name is empty",
     "data": null
 }
 ```
 
-#### Case : Negative Case 7
-
-Request Payload
-```
-{
-    "id": "7",
-    "company_id": ""
-}
-```
-
-Response HTTP Status Code : 404
-
-Response Payload
-```
-{
-    "status_code": "cdc-404",
-    "status_message": "company_id is empty",
-    "data": null
-}
-```
-
-#### Case : Negative Case 8
-
-Request Payload
-```
-{
-    "id": "7",
-    "company_id": "ngarang"
-}
-```
-
-Response HTTP Status Code : 404
-
-Response Payload
-```
-{
-    "status_code": "cdc-404",
-    "status_message": "company_id not found",
-    "data": null
-}
-```
-
-#### Case : Negative Case 9
+#### Case : Negative Case 5
 
 Request Payload
 ```
 {
-    "id": "7",
     "region_code": "INTL"
 }
 ```
 
-Response HTTP Status Code : 404
+Response HTTP Status Code : 400
 
 Response Payload
 ```
 {
-    "status_code": "cdc-404",
+    "status_code": "cdc-400",
     "status_message": "region_code already in use",
     "data": null
 }
@@ -696,35 +434,6 @@ Response Payload
 Request Payload :
 ```
 {
-    "id": "7",
-}
-```
-
-Response HTTP Status Code : 200
-
-Response Payload :
-```
-{
-    "status_code": "CDC-200",
-    "status_message": "OK",
-    "data": {
-        "id":"7",
-        "region_code" : "AMD",
-        "name" : "Auto Moro Dewe",
-        "company_code" : "BKNINTEL",
-        "company_id" : "12",
-        "created" : "2020-12-02 09:03:44",
-        "modified" : "2020-12-02 10:03:44",
-    }
-}
-```
-
-#### Case : Positive Case 2
-
-Request Payload :
-```
-{
-    "id": "7",
     "region_code": "MMT",
 }
 ```
@@ -737,23 +446,22 @@ Response Payload :
     "status_code": "CDC-200",
     "status_message": "OK",
     "data": {
-        "id":"7",
+        "id":"5e6c4216-360c-11eb-8f39-5600024efe02",
         "region_code" : "MMT",
         "name" : "Auto Moro Dewe",
         "company_code" : "BKNINTEL",
-        "company_id" : "12",
+        "company_id" : "d58edc03-360c-11eb-8f39-5600024efe02",
         "created" : "2020-12-02 09:03:44",
         "modified" : "2020-12-02 10:03:44",
     }
 }
 ```
 
-#### Case : Positive Case 3
+#### Case : Positive Case 2
 
 Request Payload :
 ```
 {
-    "id": "7",
     "name": "Monggo Moro Tumbas",
 }
 ```
@@ -766,40 +474,11 @@ Response Payload :
     "status_code": "CDC-200",
     "status_message": "OK",
     "data": {
-        "id":"7",
+        "id":"5e6c4216-360c-11eb-8f39-5600024efe02",
         "region_code" : "AMD",
         "name" : "Monggo Moro Tumbas",
         "company_code" : "BKNINTEL",
-        "company_id" : "12",
-        "created" : "2020-12-02 09:03:44",
-        "modified" : "2020-12-02 10:03:44",
-    }
-}
-```
-
-#### Case : Positive Case 4
-
-Request Payload :
-```
-{
-    "id": "7",
-    "company_id": "15",
-}
-```
-
-Response HTTP Status Code : 200
-
-Response Payload :
-```
-{
-    "status_code": "CDC-200",
-    "status_message": "OK",
-    "data": {
-        "id":"7",
-        "region_code" : "AMD",
-        "name" : "Monggo Moro Tumbas",
-        "company_code" : "RIJEN",
-        "company_id" : "15",
+        "company_id" : "d58edc03-360c-11eb-8f39-5600024efe02",
         "created" : "2020-12-02 09:03:44",
         "modified" : "2020-12-02 10:03:44",
     }
@@ -814,138 +493,36 @@ DELETE /regions/:id
 ### Headers
 Key | Value 
 --- | ---
-Content-Type | application/json
+Content-Type | *
 Accept | application/json
-
-### Request Payloads
-Name | Type | Example Value
---- | --- | ---
-id | string | 7
-```
-{
-    "id": "7",
-}
-```
+Email | application/json
 
 ### Response Payloads
 HTTP Code | Status | Description
 --- | --- | ---
-400 | Bad Request | Bad request payload  
-404 | Not Found | User not found in database  
+404 | Not Found | Region not found in database  
 500 | Internal Server Error | some un-handle error in server 
-200 | OK | OK
-```
-{
-    "status_code": "CDC-400",
-    "status_message": "Bad Request",
-    "data": null
-}
-```
+204 | No content | No content
 
 ```
 {
-    "status_code": "CDC-200",
-    "status_message": "OK",
+    "status_code": "CDC-204",
+    "status_message": "No content",
     "data": null
 }
 ```
 
-### Logic
-
-#### Validation
-- id : required and not empty
-
 ### Scenario Test
 
-#### Case : Negative Case 1
-
-Request Payload : empty
-
-Response HTTP Status Code : 400
-
-Response Payload :
-```
-{
-    "status_code": "cdc-400",
-    "status_message": "id is required",
-    "data": null
-}
-```
-
-#### Case : Negative Case 2
-
-Request Payload :
-```
-{}
-```
-
-Response HTTP Status Code : 400
-
-Response Payload :
-```
-{
-    "status_code": "cdc-400",
-    "status_message": "id is required",
-    "data": null
-}
-```
-
-#### Case : Negative Case 3
-
-Request payload :
-```
-{
-    "id": ""
-}
-```
-
-Response HTTP Status Code : 400
-
-Response Payload :
-```
-{
-    "status_code": "cdc-400",
-    "status_message": "id is empty",
-    "data": null
-}
-```
-
-#### Case : Negative Case 4
-
-Request Payload
-```
-{
-    "id": "ngasal"
-}
-```
-
-Response HTTP Status Code : 404
-
-Response Payload
-```
-{
-    "status_code": "cdc-404",
-    "status_message": "id not found",
-    "data": null
-}
-```
-
 #### Case : Positive Case
 
-Request Payload :
-```
-{
-    "id": "7",
-}
-```
-
-Response HTTP Status Code : 200
+Response HTTP Status Code : 204
 
 Response Payload :
 ```
 {
-    "status_code": "CDC-200",
-    "status_message": "OK",
+    "status_code": "CDC-204",
+    "status_message": "No content",
     "data": null
 }
 ```
\ No newline at end of file