Playing cards cheating devices
When it comes to poker cheating devices, we would think of China, not India. Because there have many kinds of playing cards cheating devices in China.
As far as I know, contact lenses for playing cards are the best kind of marking cards poker. And these kind playing cards cheating devices in China are ranking number 1.
How China GS marked cards supplier obtain the reputation? They are good for their royal services and high class marked cards with clear invisible marks. In spite of the marks, there is almost no chromatic aberration between our marking cards poker and the normal playing cards. Besides, invisible ink markings can stay unfading for as long as 2 years!