Company Hung Nguyen created these great apps:
Cal2014Low, Cal2014LowPro, CalculatorFX, Protect Fruit, FindNumberEx, CalHN, SuDoKuHN, RemovalCockroach, MaZingMini, KillBugsVN, MaZingPro, KillBugsPro, FindNumbers2015, KillBugsAK, CalH4, MathFunAK, MathFunH4, Snake2015VN, HiddenNumbers, SquareH4Pro, MaZingVN, SudokuHNpro, SnakeGameVN, FindnumberVN, CalculatorGL, Tap_Colors, Remove insects, Love_Heart, CalClever, MaZingTom, SQcolors, and others..