diff --git a/hotel_booking/admin/ajax/room.php b/hotel_booking/admin/ajax/room.php
new file mode 100644
index 0000000..816f1bc
--- /dev/null
+++ b/hotel_booking/admin/ajax/room.php
@@ -0,0 +1,34 @@
+<?php
+    require('../components/utils.php');
+    require('../components/db_config.php');
+    adminLogin();
+
+    if(isset($_POST['add_room'])){
+        $accommodation = filteration(json_decode($_POST['accommodation']));
+        $additional_accomm = filteration(json_decode($_POST['additional_accomm']));
+
+        $frm_data = filteration($_POST);
+        $flag = 0;
+        $q1 = "INSERT INTO `rooms`(`name`, `area`, `price`, `quantity`, `adult`, `children`, `detail`) VALUES (?, ?, ?, ?, ?, ?, ?)";
+        $values = [$frm_data['name'], $frm_data['area'], $frm_data['price'], $frm_data['quantity'], $frm_data['adult'], $frm_data['children'], $frm_data['detail']];
+
+        if(insert($q1, $values, 'siiiiis')){
+            $flag = 1;
+        }
+        $room_id = mysqli_insert_id($con);
+        $q2 = "INSERT INTO `room_accommodation`(`room_id`, `accommodation_id`) VALUES (?, ?)";
+
+        if($stmt = mysqli_prepare($con, $q2)){
+            foreach($accommodation as $a){
+                mysqli_stmt_bind_param($stmt, 'ii', $room_id, $a);
+                mysqli_stmt_execute($stmt);
+            }
+            mysqli_stmt_close($stmt);
+        } else{
+            $flag = 0;
+            die('Query cannot be prepared - insert');
+        }
+
+        //----->Next: create table for room additional accommodation and write function (same as accommodation)
+    }
+?>
\ No newline at end of file
diff --git a/hotel_booking/admin/rooms.php b/hotel_booking/admin/rooms.php
new file mode 100644
index 0000000..27fadb1
--- /dev/null
+++ b/hotel_booking/admin/rooms.php
@@ -0,0 +1,193 @@
+<?php 
+    require('components/utils.php');
+    require('components/db_config.php');
+    adminLogin();
+?>
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Admin Dashboard-rooms | Midtown Hotel</title>
+    <?php require('components/link.php') ?> 
+</head>
+<body>
+    <?php require('components/sidebar.php')?>
+    <div class="container-fluid" id="dashboard-body">
+        <div class="row">
+            <div class="col-lg-10 ms-auto p-4 overflow-hidden">
+                <h4 class="mb-4">Rooms</h4>
+                <!--add room-->
+                <div class="card mb-4">
+                    <div class="card-body">
+                        <div class="mb-4 text-end">
+                            <button type="button" class="btn-third" data-bs-toggle="modal" data-bs-target="#add-room">Add</button>
+                        </div>
+                        <div class="table-responsive-lg" style="height: 400px; overflow-y: scroll;">
+                            <table class="table table-hover border">
+                                <thead>
+                                    <tr style="background-color: #D3D3D3;">
+                                    <th scope="col">#</th>
+                                    <th scope="col">Room</th>
+                                    <th scope="col">Area</th>
+                                    <th scope="col">Guest</th>
+                                    <th scope="col">Price</th>
+                                    <th scope="col">Quantity</th>
+                                    <th scope="col">Status</th>
+                                    <th scope="col">Modify</th>
+                                    </tr>
+                                </thead>
+                                <tbody id="room_data">
+                                </tbody>
+                            </table>
+                        </div>
+                    </div>
+                </div>
+            </div>
+        </div>
+    </div>
+    <!--add room modal-->
+    <div class="modal fade" id="add-room" data-bs-backdrop="static" data-bs-keyboard="true" tabindex="-1" aria-labelledby="staticBackdropLabel" aria-hidden="true">
+        <div class="modal-dialog modal-lg" style="height: 650px; overflow-y: scroll;">
+            <form id="add_room_form" autocomplete="off">
+                <div class="modal-content">
+                    <div class="modal-header">
+                        <h5 class="modal-title">Add Room</h5>
+                    </div>
+                    <div class="modal-body">
+                        <div class="row">
+                            <div class="col-md-6 mb-3">
+                                <label class="form-label" style="font-weight: 600;">Room Type</label>
+                                <input type="text" name="name" class="form-control shadow-none" required/>
+                            </div>
+                            <div class="col-md-6 mb-3">
+                                <label class="form-label" style="font-weight: 600;">Area</label>
+                                <input type="number" min="1" name="area" class="form-control shadow-none" required/>
+                            </div>
+                            <div class="col-md-6 mb-3">
+                                <label class="form-label" style="font-weight: 600;">Price</label>
+                                <input type="number" min="1" name="price" class="form-control shadow-none" required/>
+                            </div>
+                            <div class="col-md-6 mb-3">
+                                <label class="form-label" style="font-weight: 600;">Quantity</label>
+                                <input type="number" min="1" name="quantity" class="form-control shadow-none" required/>
+                            </div>
+                            <div class="col-md-6 mb-3">
+                                <label class="form-label" style="font-weight: 600;">Adult(maximum)</label>
+                                <input type="number" min="1" name="adult" class="form-control shadow-none" required/>
+                            </div>
+                            <div class="col-md-6 mb-3">
+                                <label class="form-label" style="font-weight: 600;">Children(Maximum)</label>
+                                <input type="number" min="1" name="children" class="form-control shadow-none" required/>
+                            </div>
+                            <div class="col-12 mb-3">
+                                <label class="form-label" style="font-weight: 600;">Accommodation</label>
+                                <div class="row">
+                                    <?php 
+                                        $res = selectAll('accommodation');
+                                        while($opt = mysqli_fetch_assoc($res)){
+                                            echo"
+                                                <div class='col-md-12 mb-1'>
+                                                    <label>
+                                                        <input type='checkbox' name='accommodation' value='$opt[id]' class='form-check-input'>
+                                                        $opt[name]
+                                                    </label>
+                                                </div>
+                                            ";
+                                        }
+                                    ?>
+                                </div>
+                            </div>
+                            <div class="col-12 mb-3">
+                                <label class="form-label" style="font-weight: 600;">Additional Accommodation</label>
+                                <div class="row">
+                                    <?php 
+                                        $res = selectAll('additional_accomm');
+                                        while($opt = mysqli_fetch_assoc($res)){
+                                            echo"
+                                                <div class='col-md-6 mb-1'>
+                                                    <label>
+                                                        <input type='checkbox' name='additional_accomm' value='$opt[id]' class='form-check-input'>
+                                                        $opt[name]
+                                                    </label>
+                                                </div>
+                                            ";
+                                        }
+                                    ?>
+                                </div>
+                            </div>
+                            <div class="col-12 mb-3">
+                                <label class="form-label" style="font-weight: 600;">Detail</label>
+                                <textarea class="form-control" name="detail" rows="3" style="resize: none;" required></textarea>
+                            </div>
+                        </div>  
+                    </div>
+                    <div class="modal-footer">
+                        <button type="reset" class="btn-cancle" data-bs-dismiss="modal">Cancle</button>
+                        <button type="submit" class="btn-third">Submit</button>
+                    </div>
+                </div>
+            </form>
+        </div>
+    </div>
+
+    <?php require('components/script.php') ?>
+    <script>
+        let add_room_form = document.getElementById('add_room_form');
+        
+        add_room_form.addEventListener('submit', function(e){
+            e.preventDefault();
+            add_room();
+        });
+
+        function add_room(){
+            let data = new FormData();
+            data.append('add_room', '');
+            data.append('name', add_room_form.elements['name'].value);
+            data.append('area', add_room_form.elements['area'].value);
+            data.append('price', add_room_form.elements['price'].value);
+            data.append('quantity', add_room_form.elements['quantity'].value);
+            data.append('adult', add_room_form.elements['adult'].value);
+            data.append('children', add_room_form.elements['children'].value);
+            data.append('detail', add_room_form.elements['detail'].value);
+
+            let accommodation = [];
+            add_room_form.elements['accommodation'].forEach(el => {
+                if(el.checked){
+                    accommodation.push(el.value);
+                }
+            });
+
+            let additional_accomm = [];
+            add_room_form.elements['additional_accomm'].forEach(el => {
+                if(el.checked){
+                    additional_accomm.push(el.value);
+                }
+            });
+
+            data.append('accommodation', JSON.stringify(accommodation));
+            data.append('additional_accomm', JSON.stringify(additional_accomm));
+            
+            let xhr = new XMLHttpRequest();
+            xhr.open("POST", "ajax/room.php", true);
+
+            xhr.onload = function(){
+                console.log(this.responseText);
+                var myModal = document.getElementById('add-room');
+                var modal = bootstrap.Modal.getInstance(myModal);
+                modal.hide()
+
+                if(this.responseText == 1){
+                    alert('success', 'New room is added');
+                    add_room_form.reset();
+                    
+                } else{
+                    alert('error', 'Fail to update new accommodation')
+                }
+            }
+            xhr.send(data);
+        }
+        
+    </script>
+</body>
+</html>
\ No newline at end of file
