Container GPS lock to lock/unlock by RFID 

Product Description
Get and report Real time GPS Positioning function
Lock hung on the truck, you can check your truck/vehicle driving trajectory.
Real-time tracking, it also sends all the status to server.
All the unlock & lock records are stored in the server.
It supports several unlock methods: SMS, GPRS Remote control handheld reader, encryption key.
Alarm, when a lock is dismantling illegal, it will send alarm SMS to mobile phone,cargo owner.
You can set/modify the GPS lock parameters by SMS
you can send SMS to check the lock position information

Applications
Customs cargo management
Express cargo monitoring
Logistic cargo transportation
Other valued asset monitoring & management