Emmanuel card, debit cards, convenient card is launched in France in the early 1980s a plastic card with a microchip, with automatic calculation, data processing and storage functions. The chip card memory clients each revenue and expenditure and balance of deposits. Card is inserted automatically records you can apply a variety of payment. France has been piloted in several cities, in shops and supermarkets. 50 banks have issued 125 000 Zhang Lingguang card, 65 () aircraft sales terminals. The United States is also a positive test implementation of Emmanuel card. In the New York Stock Exchange, the economy with Emmanuel card records the transactions of the day, after a trade transaction, the buyers and sellers have the card inserted terminal device, the transaction name of the securities, transaction quantity, unit price and total amount of input the Emmanuel card store, but also lose the human Exchange computer, the same day business dealings, you can apply by virtue of delivery and payment. A technology company in Silicon Valley, California, USA trial of one kind TFL the Nixon laser card, the four sides of a card can be engraved with the Mini Flashlight of a printed 000 words or 7 (X) 10 000 bits of keychain lights.