Delicious food needs seasoning to taste it, after cooking, seasoning to make food greatly improve the quality of our lives. Condiments can be divided into liquid condiments and sauce condiments according to the product form. Common condiments include soy sauce, cooking wine, vinegar, sugar water and so on. Because most condiments contain high sugar or salt content, the filling equipment has high anti-corrosion performance requirements. In the filling process, it is also necessary to solve the problems of bubbling and dripping. At the same time, it is particularly important to ensure the accurate filling quantity.