Specializing in synthetic corks, Top Cork (Rui'an) Co., Ltd. is a joint venture enterprise providing best packing solutions of alcoholic liquor all over the world. Synthetic cork is used to pack wine, beer, distilled spirit, essence and some pharmaceutical. It is also used to seal and preserve wine, beer, distilled spirit that didn't be drunk up in family. The Characteristics of our Synthetic Corks: 1. Sealing completely and tightly, keeping original flavor of fragrant juice of wine. 2. Never to be broken, size is consistent and unified. 3. Never to be damped and mildewed, non-toxic and odor less, and remove the pollution of natural cork to wine flavor.