Hi, English speaker! I am here to guide you. In a nutshell, this was made in probably late 90s to early 2000s by a Chinese company known as Hummer Team. Heard of Somari? Yep, same company. They're one of well known bootleggers (other examples being NiceCode, Makon Soft or Sachen). Interesting urban legend - It is said that despite his best efforts, Shigeru Miyamoto at that time could not get Yoshi to work on famicom. So we could say Hummer Team was quite revolutionary.