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Eco Social Development Organization (ESDO)
Santosh Kumar Roy (Tigga)
Collegepara (Gobindanagar), Thakurgaon, Rangpur
Thakurgaon - 5100
Bangladesh
Phone +88-0561-52149
Mobile +8801717878389
Fax +88-0561-61599
esdosantosh@gmail.com
www.esdo.net.bd