Originally Posted by
m_c
It's not specifically a Warco model. Like lots of Chinese built machines, it'll be produced by a factory who will stick whatever logo you want on it, and give you a few different specification variations. Plus as it uses a pretty conventional naming convention (Gear Head 14" swing 40" between centres), it may of even came out of different factories, with some copies better than others (aka Sieg/Syil).
A quick google for GH-1440A brings up Warco, ToolCo, ETS, and Acra currently supplying that model. I'm sure there will of been more suppliers over the years.