here is the reseller detail form list of official reseller on
Reseller List | AdvanceCDMA
ALAMGIR ALI
ROSHAN TELECOM & SONS
P-36 RADHA BAZAR MARKET,
INDIAN EXCHANGE PLACE ,SHOP,R-20
KOLKATA-700001
PHONE NO=+9831734786
SUPPORT NO=+9831834786 [ENGLISH+HINDI]
SUPPORT NO=+9831934786 [BENGALI ONLY
he only know prosses how to sell and provid new reg.file, but he dont now the prosses of pc change, wich i thik, becuse when i ask him about, he say advance tem is out of station,but i know tem back on work from 1st january