Toyo Machinery has been manufacturing injection molding machines since 1959. The Si models of all-electric machines are a stable of their line of equipment. After the previous versions of Si-V they are up to the Si-6 models. Their corporate focus is on on energy-efficiency and environmental friendliness. The Toyo H2 hydraulic machine is none commonly found on the used market. They currently also offer the TT series of vertical injection molding machines.