Let's connect to create more impact Sekretariat Ruko Grand Salemba Jl. Salemba 1 No. 22 Jakarta Pusat 10430 Sambung Komunikasi Telp. (021)3161133Hp. 081311216514Email: ksdai.perdoski@gmail.comEmail: indonesiadebra@gmail.comWebsite: http: //www.perdoski.org