PT. Gema Scientific Perdana Office :Jl. Peta Selatan Rukan Duta Indah Alpha 1 Blok B20, RT.7/RW.11,Kalideres, Jakarta Barat, Jakarta, West Jakarta City, Jakarta 11830 Pabrik :Jl. Boulevard Raya No.1, Cisereh, Tigaraksa Kec. Tangerang, Banten 15720 Phone : (021) 29316738, (021) 29316726Fax : (021)29316726Email : info@gspmedilab.com, gemalabsci@gmail.com