Shelltech Global Inc. is a Canadian wholesale and distribution company located in Scarborough, Ontario. We are specializing in the sales of Digital Video Recorders, various types of security surveillance cameras, access control system, video doorbell system as well as cables, wires and many other related accessories. We can also provide the most innovative technical solution and technical services such as installation and maintenance of video surveillance system, access control system, video doorbell system. more... See more text