Security IDX offers multi-level security identity verification systems.   Metal detection and identity authentication system guarantee the legality of entrants to IDX.   Access control system and video monitoring system in all independent areas ensure the    rationality of the operation of entrants.   Biological identifying system including palm print device are used for the identity verification in    special areas.   The joint application of RFID radio frequency identity technology is capable of recording the    whole movement of entrants. Construction security   Basic security protection system is connected with the area (Epilight Technology Park).   The surrounding area of IDX is equipped with infrared perimeter alarming system.   All entrances and exits adopt access control system and video monitoring system.