With regard to icai_cds

I ordered for IPCC New Syllabus  books on Dec 17th 2017 @ www.icai-cds.org portal  but still now i dint get delivered of books but the status in track is showing as delivered as i stay in Bangalore but its showing it has been delivered to Chandigarh how come this ? and calling to that numbers which are given in online purchase portal they dont respond at all i need a help where i can get a solution about my order status correctly