Proxel international Printers is on of the best Digital Printing Companies in Johannesburg - South Africa. We take pride in producing full colour business cards, letterheads, compliment slips, envelopes, stickers and more to the highest professional standards. Whether you want to work from a standard template or choose from a variety. Brochures-and-business-cards. Your business deserves to have an identity that is reflected in your printed corporate stationery.