html - grouping product by php -

i beginning php developer , have found error internet doesn't have resource me reference. doing online shopping project multiple vendors ebay or others. need create shopping cart grouped vendors, pictures shown . products should show in table grouped different vendors. have no idea how that, after have done simple shopping cart coding.....

sample shopping cart

<div id="product_box">                      <form action="" method="post" enctype="multiple/form-data">                         <table align="center" width="700" bgcolor="white">                      </tr>                             <tr align="center">                                 <th>delete</th>                                 <th>product(s)</th>                                 <th>shop</th>                                 <th>single price</th>                                 <th>quantity</th>                                 <th>update quantity</th>                              </tr>                     <?php                      global $con;                      include("include/db.php");                      $total = 0;                      $ip=getip();                       $user_email = $_session['user_email'];                      $get_id = "select * user user_email='$user_email'";                      $run_id = mysqli_query($con,$get_id);                      $row_id = mysqli_fetch_array($run_id);                      $user_id =  $row_id['user_id'];                      $sqlproinfo=mysqli_query($con,"select * productorder join product on productorder.product_id=product.product_id ip_add='$ip' , user_id='$user_id'");                      while($p_info=mysqli_fetch_array($sqlproinfo)){                         $pro_id = $p_info['product_id'];                      $sqlpinfo=mysqli_query($con,"select * product inner join vendor on product.shop_name=vendor.vendor_id product_id='$pro_id'");                      while($pp_info=mysqli_fetch_array($sqlpinfo)){                          $product_price = array($pp_info['price']);                          $pro_name=$pp_info['product_name'];                          $shop_name = $pp_info['shop_name'];                          $product_image = $pp_info['product_image'];                          $single_price = $pp_info['price'];                          $value = array_sum($product_price);                          $total += $value;                           $sqlqtyinfo=mysqli_query($con,"select * productorder ip_add='$ip' , product_id='$pro_id' , user_id='$user_id'");                          $qty_info=mysqli_fetch_array($sqlqtyinfo);                          $qty=$qty_info['quantity'];                          $total = $total * $qty;                 ?>              <tr align="center">                  <td><input type="checkbox" name="remove[]" value="<?php echo $pro_id;?>"/></td>                  <td><?php echo $pro_name; ?><br><img src="adminvendor_area/product_image/<?php echo $product_image;?>" width="60" height="60"/></td>                  <td><?php echo $shop_name; ?></td>                   <td><?php echo "myr" . $single_price; ?></td>                  <td><input type='number' style="-moz-box-sizing: border-box; width: 80px;" min='1' max='99' step='1' value='<?php echo "$qty"; ?>'  name='qty[<?php echo "$pro_id";?>]' /></td>                   <?php                     echo"<td><input type='submit' name='updatecart[$pro_id])' value='$pro_id' style='color: rgba(0, 0, 0, 0);'/></td>";                       if(isset($_post['updatecart'][$pro_id])){                          $user_email = $_session['user_email'];                      $get_id = "select * user user_email='$user_email'";                      $run_id = mysqli_query($con,$get_id);                      $row_id = mysqli_fetch_array($run_id);                      $user_id =  $row_id['user_id'];                     $qty = $_post['qty'][$pro_id];                     $special_id = $_post['updatecart'][$pro_id];                     $sqlqty = mysqli_query($con, "update productorder set quantity='$qty' product_id='$special_id' , ip_add='$ip' , user_id='$user_id'");                      echo "<script>alert('quantity has been updated!')</script>";                     echo "<script>window.open('cart.php','_self')</script>";}                   }}?>             </tr>                  <tr>                     <td colspan="4" align="right"><b>sub total:</b></td>                     <td><?php total_price();?></td>                 </tr>