3d Block 3D Block is a Puzzle game, developed by Hwang Shinwei and published by RCM, which was released in Asia in 1990. It takes about 1.8 hours to complete this game. Difficulty of this game: Easy-Just Right
Magic Jewelry is a tile-matching puzzle video game for the NES. It was programmed by Hwang Shinwei in Taiwan and released in 1990 by RCM,[1] without a license from Nintendo.
