Developer's DescriptionBy AscentisOur Crystal Jade SG app links directly to your Jadeite membership account, so you are able to earn and redeem your JPoints and/or e-vouchers...Our Crystal Jade SG app links directly to your Jadeite membership account, so you are able to earn and redeem your JPoints and/or e-vouchers through your phone. You can also view your past transactions, JPoint and e-voucher balance, find your nearest store, shop for festive goodies, get updates on our latest promotions and more. All this can be done at your fingertips.