The extended functions of the touch all-in-one machine include touch interactive query, network operation, printing function, NFC near-field payment function, card payment function, face recognition function, etc. According to the user's various application industries, Rongda Caijing touches the one The machine can meet all the user's application needs as much as possible. The touch all-in-one machine can not only add a variety of external devices during production, but also can flexibly add functional modules according to the user's needs in terms of software functions, so that the system can have a good Scalability.
