The invention provides an electronic business card exchange method, a system and a server. The method can comprise the following steps that: when an electronic business card exchange request of a first user corresponding to a first client specific to a second user sent by the first client is received, the server acquires the business card permission configuration information of the second user and at least one electronic business card of the second user, and judges whether the first user has business card exchange permission or not according to the business card permission configuration information of the second user; if the first user has the business card exchange permission, the server transmits the electronic business card of the second user to the first client according to the business card permission configuration information of the second user. By adopting the electronic business card exchange method, the system and the server, permission management can be performed on users requesting to exchange electronic business cards in an electronic business card exchange process, and electronic business cards can be transmitted specifically according to the permission of the users to realize business card exchange, so that the personal information of the users is protected, and the intelligence of electronic business card exchange is increased.