The invention discloses a transfusion soft bag production line. The transfusion soft bag production line comprises a filling assembly and a welding cover assembly which are arranged sequentially according to work positions, wherein a sealing film assembly used for sealing an easy-tearing film at an opening end of a welding cover is arranged after the work position of the welding cover assembly. The transfusion soft bag production line has the advantages of lowering production cost, improving the quality of products, and the like.