/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: DongsunShin1 https://cdn.slidesharecdn.com/profile-photo-DongsunShin1-48x48.jpg?cb=1523284358 Sales of Access Control Solution : "V-Front", 2 factor 2 channel authentication Establishing and managing sales channel Developing service strategy and sales plan