diff --git a/app/Controllers/Products.php b/app/Controllers/Products.php
index 0ac0388..940a4f5 100644
--- a/app/Controllers/Products.php
+++ b/app/Controllers/Products.php
@@ -6,6 +6,7 @@ use App\Models\ProductModel;
  use App\Models\BikemakeModel;
  use App\Models\VendorModel; 
  use App\Models\BikemodelsModel;  
+ use App\Models\ManufacturerModel; 
  
 
 class Products extends BaseController
@@ -60,6 +61,8 @@ class Products extends BaseController
             $data['make'] = $BikemakeModel->findAll();
             $VendorModel = new VendorModel();
             $data['vendors']=$VendorModel->findAll();
+            $ManufacturerModel = new ManufacturerModel();
+            $data['manufacturers']=$ManufacturerModel->findAll();
             $data['page_name']="Add Product";
            } else if ($product_id !== '0') {
             $data['page_name']="Edit Product";
@@ -78,9 +81,12 @@ class Products extends BaseController
             $data['tax']=$tax;
             $VendorModel = new VendorModel();
             $data['vendors']=$VendorModel->findAll();
-       
-            // print_r($data);die; 
-     
+            $ManufacturerModel = new ManufacturerModel();
+            $data['manufacturers']=$ManufacturerModel->findAll();
+            $preferredVendorId = $products['prefered_vendor'];
+            // Pass the preferred vendor ID to the view
+            $data['preferredVendorId'] = $preferredVendorId; // print_r($data);die; 
+    // print_r($data);die;
         }
         $data['product_id'] = $product_id;
    
@@ -99,7 +105,7 @@ class Products extends BaseController
             'product_name' => $this->request->getPost('productname'),
             'product_category' => $this->request->getPost('productcategory'),
             'mfr_part_no' => $this->request->getPost('mfr_part_no'),
-            'serial_no' => $this->request->getPost('serial_no'),
+          
             'unit_price' => $this->request->getPost('unit_price'),
             'commision_rate' => $this->request->getPost('commision_rate'),
             'sgst' => $tax,
@@ -114,11 +120,14 @@ class Products extends BaseController
             'quality' => $this->request->getPost('quality'), 
             'make_id' => $this->request->getPost('make'), 
             'models_id' => json_encode($this->request->getPost('model')), 
+            'rack_number' => $this->request->getPost('rack_number'),
+            'manufacturer_id' => $this->request->getPost('manufacturer'),  
+            'prefered_vendor' => $this->request->getPost('prefered_vendor'),   
             'isactive' => 1 ,
             'branch_id' => $this->session->get('logged_user_branch_id')
         ];
-// print_r($data);die;
-      
+
+    //  print_r($data);die;
         $product_id = $this->request->getPost('product_id');
     
        
@@ -131,7 +140,7 @@ class Products extends BaseController
             $product_id = $ProductModel->getInsertID();
         }
     
-        $orderNumber = 'SKU-' . date('md') . '-' . str_pad($product_id, 5, '0', STR_PAD_LEFT);
+        $orderNumber = 'TM' .  str_pad($product_id, 8, '0', STR_PAD_LEFT);
 // print_r($orderNumber);die;
     // Update sales order with generated order number
     $ProductModel->update($product_id, ['sku_id' => $orderNumber]);
diff --git a/app/Models/ManufacturerModel.php b/app/Models/ManufacturerModel.php
index 4ce777f..174e858 100644
--- a/app/Models/ManufacturerModel.php
+++ b/app/Models/ManufacturerModel.php
@@ -5,7 +5,7 @@ class ManufacturerModel extends Model
 {
     protected $table = 'manufacturer';
     protected $primaryKey = 'manufacturer_id';
-    protected $allowedFields = ['manufacturer_id','manufacturer_name','isactive','quantity'];
+    protected $allowedFields = ['manufacturer_id','manufacturer_name','isactive','quality'];
 
 
 }
\ No newline at end of file
diff --git a/app/Models/ProductModel.php b/app/Models/ProductModel.php
index d7f0ae2..2c7de1f 100644
--- a/app/Models/ProductModel.php
+++ b/app/Models/ProductModel.php
@@ -5,7 +5,7 @@ class ProductModel extends Model
 {
     protected $table = 'products';
     protected $primaryKey = 'product_id';
-    protected $allowedFields = ['sku_id','product_id','manufacturer_id','make_id','models_id','quality','product_name','branch_id','search_tag','product_category','mfr_part_no','purchase_order_level','serial_no','unit_price','commision_rate','sgst','cgst','purchase_cost','usage_unit','vendor','qty_stock','reorder_level','handler','qty_in_demand','product_image','description','isactive'];
+    protected $allowedFields = ['sku_id','product_id','rack_number','manufacturer_id','make_id','models_id','quality','product_name','branch_id','prefered_vendor','product_category','mfr_part_no','purchase_order_level','unit_price','commision_rate','sgst','cgst','purchase_cost','usage_unit','vendor','qty_stock','reorder_level','handler','qty_in_demand','product_image','description','isactive'];
     
     
     public function getTax()
diff --git a/app/Views/product_form.php b/app/Views/product_form.php
index c42505b..62f3159 100644
--- a/app/Views/product_form.php
+++ b/app/Views/product_form.php
@@ -56,6 +56,28 @@
                             <input type="text" class="form-control" name="productname" placeholder="Product Name" value="<?= isset($products['product_name']) ? $products['product_name'] : '' ?>" required>
                         </div>
                         <div class="form-group col-md-4">
+    <label for="manufacturer" class="col-form-label">Manufacturer<span class="text-danger">*</span></label>
+    <select class="form-control SelExample" id="manufacturer" name="manufacturer" required>
+    <option value="">Select a Manufacturer</option>
+    <?php foreach ($manufacturers as $value): ?>
+        <option value="<?= $value['manufacturer_id'] ?>" <?= isset($products['manufacturer_id']) && $products['manufacturer_id'] == $value['manufacturer_id'] ? 'selected' : '' ?>>
+            <?= $value['manufacturer_name'] ?>
+        </option>
+    <?php endforeach; ?>
+</select>
+</div>
+<div class="form-group col-md-4">
+    <label for="quality" class="col-form-label">Quality<span class="text-danger">*</span></label>
+    <select class="form-control" name="quality" id="quality" required data-toggle="select2">
+        <!-- Options for quality will be populated dynamically via JavaScript -->
+    </select>
+</div>
+
+                        <div class="form-group col-md-4">
+                            <label for="inputAddress" class="col-form-label">Manfacturer Part Number</label>
+                            <input type="text" class="form-control" name="mfr_part_no" placeholder="Manfacturer Part Number" value="<?= isset($products['mfr_part_no']) ? $products['mfr_part_no'] : '' ?>" >
+                        </div>
+                        <div class="form-group col-md-4">
                             <label for="vendor" class="col-form-label">Vendor<span class="text-danger">*</span></label>
                             <select class="form-control SelExample" id="vendor" name="vendor[]" required multiple>
                                 <!-- Placeholder option -->
@@ -70,27 +92,25 @@
                             </select>
                         </div>
                         <div class="form-group col-md-4">
-                            <label for="vendor" class="col-form-label">Quality<span class="text-danger">*</span></label>
-                            <select class="form-control  " name="quality" required data-toggle="select2" >
-                                <!-- <option value="">Select a Status</option> -->
-                                <option value="Q1" <?= isset($products['quality']) && $products['quality'] === 'Q1' ? 'selected' : '' ?>>Q1</option>
-                                <option value="Q2" <?= isset($products['quality']) && $products['quality'] === 'Q2' ? 'selected' : '' ?>>Q2 </option>
-                                <option value="Q3" <?= isset($products['quality']) && $products['quality'] === 'Q3' ? 'selected' : '' ?>>Q3</option>
-                                <option value="Q4" <?= isset($products['quality']) && $products['quality'] === 'Q4' ? 'selected' : '' ?>>Q4</option>
-                            </select>
-                        </div>
-                                                
+    <label for="preferred_vendor" class="col-form-label">Preferred Vendor<span class="text-danger">*</span></label>
+    <select class="form-control" id="preferred_vendor" name="prefered_vendor" required>
+        <!-- Loop through vendors and set selected attribute if ID matches preferredVendorId -->
+        <?php foreach ($vendors as $vendor): ?>
+            <option value="<?= $vendor['vendor_id'] ?>" <?= ( $vendor['vendor_id'] == $preferredVendorId) ? 'selected' : '' ?>>
+                <?= $vendor['vendor_name'] ?>
+            </option>
+        <?php endforeach; ?>
+    </select>
+</div>
+
+                        
                         <div class="form-group col-md-4">
-                            <label for="inputAddress" class="col-form-label">Manfacturer Part Number</label>
-                            <input type="text" class="form-control" name="mfr_part_no" placeholder="Manfacturer Part Number" value="<?= isset($products['mfr_part_no']) ? $products['mfr_part_no'] : '' ?>" >
+                            <label for="inputEmail4" class="col-form-label">Product Category<span class="text-danger"></span></label>
+                            <input type="text" class="form-control" name="productcategory" placeholder="Product Category" value="<?= isset($products['product_category']) ? $products['product_category'] : '' ?>" >
                         </div>
                         <div class="form-group col-md-4">
-                            <label for="inputPassword4" class="col-form-label">Serial Number<span class="text-danger">*</span></label>
-                            <input type="text" class="form-control" name="serial_no" placeholder="Serial Number"value="<?= isset($products['serial_no']) ? $products['serial_no'] : '' ?>" required>
-                        </div>
-                        <div class="form-group col-md-4">
-                            <label for="inputEmail4" class="col-form-label">Product Category<span class="text-danger">*</span></label>
-                            <input type="text" class="form-control" name="productcategory" placeholder="Product Category" value="<?= isset($products['product_category']) ? $products['product_category'] : '' ?>" required>
+                            <label for="inputEmail4" class="col-form-label">Rack Number<span class="text-danger"></span></label>
+                            <input type="text" class="form-control" name="rack_number" placeholder="Rack Number" value="<?= isset($products['rack_number']) ? $products['rack_number'] : '' ?>" >
                         </div>
 
                     </div>
@@ -282,4 +302,82 @@ document.addEventListener('DOMContentLoaded', function() {
         font-weight: 500; 
         border-bottom: 1px solid #747474;  
     }
-</style>
\ No newline at end of file
+</style>
+
+<script>
+    // Function to update the quality dropdown based on selected manufacturer
+    function updateQualityDropdown(manufacturerId) {
+        // Clear existing options
+        $('#quality').empty();
+        // Find the selected manufacturer
+        var selectedManufacturer = <?= json_encode($manufacturers) ?>.find(function(manufacturer) {
+            return manufacturer.manufacturer_id == manufacturerId;
+        });
+        // Populate quality options based on all manufacturers
+        var allQualities = <?= json_encode($manufacturers) ?>.map(function(manufacturer) {
+            return manufacturer.quality.split(',');
+        }).flat().filter(function(item, index, self) {
+            return self.indexOf(item) === index;
+        }).sort();
+        allQualities.forEach(function(quality) {
+            $('#quality').append('<option value="' + quality.trim() + '" ' + (selectedManufacturer && selectedManufacturer.quality.includes(quality.trim()) ? 'selected' : '') + '>' + quality.trim() + '</option>');
+        });
+    }
+
+    // Call the function initially
+    $(document).ready(function() {
+        // Get the selected manufacturer ID
+        var selectedManufacturerId = $('#manufacturer').val();
+        // Update the quality dropdown initially
+        updateQualityDropdown(selectedManufacturerId);
+
+        // Update the quality dropdown when manufacturer selection changes
+        $('#manufacturer').change(function() {
+            var manufacturerId = $(this).val();
+            updateQualityDropdown(manufacturerId);
+        });
+    });
+</script>
+
+<script>
+    // Set selected manufacturer and quality for editing
+    $(document).ready(function() {
+        // Check if products data is available (for editing)
+        var productsData = <?= json_encode($products) ?>;
+        if (productsData) {
+            // Set selected manufacturer
+            $('#manufacturer').val(productsData.manufacturer_id);
+            // Trigger change event to update quality dropdown
+            $('#manufacturer').trigger('change');
+            // Set selected quality
+
+            $('#quality').val(productsData.quality);
+        }
+    });
+</script>
+<script>
+// Function to update the preferred vendor dropdown based on selected vendors
+function updatePreferredVendorDropdown() {
+    var selectedVendors = $('#vendor').val();
+    // Clear existing options
+    $('#preferred_vendor').empty();
+    // Populate preferred vendor options based on selected vendors
+    selectedVendors.forEach(function(vendorId) {
+        var vendorName = $('#vendor option[value="' + vendorId + '"]').text();
+        $('#preferred_vendor').append('<option value="' + vendorId + '" >' + vendorName + '</option>');
+    });
+}
+
+// Call the function initially
+$(document).ready(function() {
+    // Update the preferred vendor dropdown initially
+    updatePreferredVendorDropdown();
+
+    // Update the preferred vendor dropdown when vendors selection changes
+    $('#vendor').change(function() {
+        updatePreferredVendorDropdown();
+    });
+});
+
+
+</script>
diff --git a/app/Views/product_list.php b/app/Views/product_list.php
index f69d39b..9741f8f 100644
--- a/app/Views/product_list.php
+++ b/app/Views/product_list.php
@@ -30,9 +30,9 @@
                         <thead>
 
                             <tr>
+                                <th>SKU Id</th>
                                 <th>Product Name</th>
                                 <th>Category</th>
-                                <th>Serial Number</th>
                                 <th>Unit Price</th>
                                 <th>Qty in Stock</th>
                                 <th>Sgst</th>
@@ -46,10 +46,10 @@
                             <?php foreach ($products as $value) :
                               if ($value['isactive'] == 1) : ?>
                             <tr>
+                            <td><?= $value['sku_id']; ?></td>
                                <td><?= $value['product_name']; ?></td>
                                <td><?= $value['product_category']; ?></td>
-                                <td><?= $value['serial_no']; ?></td>
-                                <td><?= number_format($value['unit_price']); ?></td>
+                               <td><?= number_format($value['unit_price']); ?></td>
                                 <td><?= $value['qty_stock']; ?></td>
                                 <td><?= $value['cgst']; ?>%</td>
                                 <td><?= $value['sgst']; ?>%</td>