Headquarter
PT. ColloidTek Eka Graha
Jl. Green Sedayu 5 No.80, RT.11/RW.6, East Cakung, Cakung,
East Jakarta City, Jakarta 13910, Indonesia
+62 21 22463950 e. info@colloidtek.id
+62 21 22463950 e. info@colloidtek.id