Single Mahjong

Single Machine: It is only a push mahjong card port, through the delivery chain to the parties to a license. Because you want to be followed by four ports on the card, but also the delivery device,

So on the card is slow, about to complete action on the card for about 2 minutes, and the high failure rate. Mahjong existing species, single-port machine appear first, but now largely been eliminated, only two mobile phone market in some retention