May 16th-May 19th 2012 ITLONG attends the World Elevator & Escalator Expo 2012 in Hall A, Canton Fair. At the exhibition, ITLONG exhibits the newest intelligent elevator access control system, the Internet of things intelligent linkage elevator control system, the palm vein elevator access control system and other innovative products. To match up to the overall intelligent community solution, we will exhibit the intelligent one-card system (car parking, access control), visitor management system (the internet of things intelligent management central machine, the internet of things intelligent linkage machine) and other new products. ITLONG attracts lots of visitors, enjoys favorable comment.