According to the metering method can be divided into flowmeter type. Piston type. Weighing type and so on. According to the device style can be divided into linear and rotary type. At present, domestic manufacturers of oil filling machines are mostly distributed in Shandong Province. Guangdong Province. Jiangsu Province and other land. Plug type filling machine This type of filling machine is widely used in medicine, food, daily chemical, oil, pesticides and other special industries, can fill a variety of liquids, paste products such as disinfectant, hand sanitizer, toothpaste, ointment, all kinds of cosmetics and other items.