Double head full-automatic piston liquid filling machine in the filling machine series of products on the basis of improved design, and increased part of the additional features. Make the product in the use of operation, precision error, loading adjustment, equipment cleaning, maintenance and other aspects of the more simple and convenient. Widely used in daily chemical, oil and grease and other industries, can be different high viscosity fluid filling. Machine design is compact and reasonable, simple and beautiful appearance, filling volume adjustment is convenient.