These cards were purchased in Singapore around 2010. They represent the extreme end of price in playing-card manufacture, each deck vending for $1.50 Singapore dollars. Despite ( Or because) of their low cost, they show some interesting features.
First, they are made of plastic. Granted, this plastic very flimsy, and discolored, but the choice of material is not one would expect from cards thus cheap
The suits of Spades and clubs. The pattern is printed in three colours, for reasons of economy. Note the Queen of spades, whose printing is much lighter than the rest. The Joker is similar to the ones printed by Piatnik
Hearts and Diamonds. Note the symbol on the K. of Diamond's breast. Might this be the maker's mark?
But, the real curiosity of these decks are their backs. They came in a bewildering variety of shades and varieties. Perhaps restricted by the convention of the faces, the printers decided to exercise their creativity on the other side of the cards.
. Here are two eye-catching examples. The one on the right strikes me as an unusual choice of design for deck.
Two more examples. The one on the Left is quite literally a "Bicycle" deck. The one on the right was also printed in other colours.