Hi ordered whey protein in online.package delivery is through DHL


7/3/2017 10:12:30 AMIndiaMUMBAI FOREIGN POST OFFICETransfer from office of exchange (Inb)AirCHENNAI (MADARS) AIR
7/4/2017 1:35:00 PMGermanyFRANKFURT/FLUGHAFENSend item abroad (EDI-received)AirMUMBAI FOREIGN POST OFFICE
7/8/2017 12:01:59 PMIndiaCHENNAI FOREIGN POST OFFICERecord item customs information (Inb)AirCHENNAI (MADARS) AIR
Retention reason : Retained by customs for unspecified reason

Its been retained by customs now i have to contact DHL office for this or customs.if i have to contact customs what will they ask and how i have to do that.and also i didnt receive any information from customs.i am new to this please help.

Hi all,
I order one Rc circuit n Aliepxress i got tracking info like below can anyone pls explain?

ITEM n° RB294443062SG   new search
Local Date and Time   Country   Location   Event Type   Mail Category   Next Office   Extra Information
8/5/2017 7:26:00 PM   Singapore   SINGAPORE S05   Insert item into bag (Otb)   Air   CHENNAI AIRPORT SORTING OFFICE     
8/6/2017 9:15:00 AM   Singapore   SINGAPORE S05   Send item abroad (EDI-received)   Air   CHENNAI AIRPORT SORTING OFFICE     
8/9/2017 12:58:12 PM   India   CHENNAI (MADARS) AIR   Receive item at office of exchange (Inb)   Air   CHENNAI AIRPORT SORTING OFFICE     
8/9/2017 1:01:07 PM   India   CHENNAI (MADARS) AIR   Transfer from office of exchange (Inb)   Air   BANGALORE SUB FGN POST