This series filling machine is suitable for liquid products such as edible oil, lubricating oil, paint, etc. The whole machine is controlled by PLC microcomputer, which can adjust the whole filling machine or fine-tune the single head, with high filling accuracy, convenient operation and labor saving. The photoelectric sensor, proximity switch, etc. are all advanced sensing elements, so that the host machine will automatically stop and give an alarm if there is no bottle, no filling, and no bottle. The filling outlet is provided with a filling blind head, which effectively prevents the wire drawing phenomenon of materials after filling. This machine is made according to GMP standard, which is safe, environment-friendly, sanitary and beautiful, and can adapt to various environments.