As one of the earliest manufacturers in China to develop vacuum twist-off capping machine for glass bottles, GrandPak has always been the representative of the top level of such equipment. Through continuous innovation, the smoothness of product operation and the capping conformity rate are getting more and more perfect. It is widely used in screw capping of all kinds of glass bottles, such as juice, jam, fruit and vegetable puree, oyster oil, sauce, chili sauce, etc. for canned food and condiments with three twist-off cap, four twist-off cap and six twist-off cap.