Free your eyes, put on your headphones and listen~! 00:00 07:44 Telephone marketing system is to establish an interactive marketing center for enterprises, integrate all aspects of pre-sales, sales and after-sales, and conduct one-to-one marketing with customers. But it does not mean making a large number of random calls and relying on luck to sell a few products. Such call... https://www.thphonenumbers.com/saudi-arabia-mobile-numbers