office@bacco.org.bd

Hello World Communications Ltd.

787, Avenue Center (5th floor), C.D.A Avenue, Nasirabad, Chittagong

031-2856161

mezbah@helloworldbd.com

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Hello World Communications Ltd.

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House 39 (2nd Floor), Road 13/15, Block D, Banani, Dhaka -1213

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+8801972122226

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+880-2-9857550

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office@bacco.org.bd

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