Convert ID to Name

function getCharityNeed(generateID){
	jQuery.ajax({
		type: "GET",
    	url: "http://ayambrand-com-my-v1.cloudaccess.host/administrator/index.php?option=com_echarity&format=raw&task=api.get_need&charity_id=" + generateID,
    	success: function (data){
			var ac = JSON.parse(data);
    		var remaining_quota='';
    		var product_id='';
    		var quota = '';
			jQuery.each(ac, function(index, value) {
				jQuery.each(value.unmet_quotas, function(subindex, subvalue) {
					jQuery.each(subvalue, function(subsubindex, subsubvalue){
						remaining_quota = subvalue.remaining_quota;
    					product_id = subvalue.product_id;
    					quota = subvalue.quota;
						console.log('Product ID : ' + product_id +' Quota : ' + quota + ' Remaining Quota : ' + remaining_quota);
						jQuery.ajax({
							type: "POST",
							url: "/administrator/custom/get_products.php",
							data: {productPost: product_id},
							success: function(data) {
								console.log(data);
								jQuery("#contentNeed").html('<ul><li>'+data+'</li></ul>');    
							}
						});
						return false;
					});
				});
			});
		}
	});
	jQuery(".pTitles").load( "/index.php?option=com_content&view=article&id="+ generateArticleID + " #title-charity h2" );
}

<?php
if(!@include_once(rtrim(JPATH_ADMINISTRATOR,DS).DS.'components'.DS.'com_hikashop'.DS.'helpers'.DS.'helper.php')){
	return false; 
}
if(isset($_POST['productPost'])){
	$productClass = hikashop_get('class.product');
	$productID = $_POST['productPost'];
	$product=$productClass->get($productID);
	echo "Product ID : " + $product;
}
?>

<?php
define('_JEXEC', 1);
define('JPATH_BASE', '../');
require_once JPATH_BASE . 'includes/defines.php';
require_once JPATH_BASE . 'includes/framework.php';

// Create the Application
$app = JFactory::getApplication('site');

if(!@include_once(rtrim(JPATH_ADMINISTRATOR,DS).DS.'components'.DS.'com_hikashop'.DS.'helpers'.DS.'helper.php')){
	return false; 
}
if(isset($_POST['productPost'])){
	$productClass = hikashop_get('class.product');
	$productID = $_POST['productPost'];
	$product=$productClass->get($productID);
	echo "Product ID : " + $product;
}
?>