HAI WEI LEE is here to make order smooth and simple. Features: - Notification all client know new updates. - Direct let customers know new products coming. - Merchants can directly upload product via this app. - Customers can use this app to get directly call or chat with the merchant. - Customers can use the voucher to redeem voucher with QR code reader. - Merchants can get customer details to do report. - Customer can add their favourite items to cart.