Different luminous ink marked cards poker
GS, one of the most popular manufacturers of marked cards in China, enjoys good reputation of high quality invisible ink marked cards for poker cheating.
All GS marked cards are imported from aboard. Those playing cards are processed with long-lasting invisible ink on the back or along the edge of cards by poker printer and proficient technicians. There are no chromatic aberration between GS marked cards and original playing cards. So that it is hard for other players to find out the secret of marked cards. The invisible ink on the cards is of high quality that can be kept up to 2 years. Nothing can read through the invisible marks on the cards unless GS special marked cards poker perspective glasses----invisible ink contact lenses and marked cards sunglasses.
GS have many different brands of marked cards for sale. For example: Copag marked cards, Bee marked cards, Modiano marked cards, Da Vinci marked cards and so on.