... biggest & professional gum base factory and exporter in Asia 2.export more than 30 countries ... center filled gum , bazooka bubble gum and ball gum . Gum Base is made of several food ... grade materials , like SBR ( imported from Goodyear in USA ) , Ester Gum , PVAC , Talc Powder , ... bubble gum, liquid center filled gum, bazooka bubble gum , ball gum , and chewing gum ( stick & dragee ) . ...