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Apt.B3,
House No. 23,
Road No. 13, Bock-G,
Gulshan Niketan, Gulshan , Dhaka .
Telephone : +88029854678
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+88 01793087840
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A-616, 183,
Jongro, Jongro-gu,
Seoul, South Korea
Telephone: +82 10 8426 6188
Email : joyongb@hotmail.com