DreamGEAR

A US-based company whose main business is in game accessories, but which also markets a line of plug-&-play and handheld consoles, mostly under the My Arcade name.

Manufacturers of their consoles over the years have included Jungletac, Trump Grand, Qi Sheng Long and maybe others. Almost all of their plug-&-plays are NES based and Nice Code games are a common fixture.