transaction fee revenue model So why is yu 'e bao falling steadily? Not only can consumers have more choices in the price, variety and service of commodities, but also make it better for enterprises to purchase production factors and sales products. BIN or Bank Identification Number is 6-digit variety of a credit or debit card that is utilized discover the specific bank, containing issued a particular card. The first 6 digits of an credit, debit, gift or prepaid card constitute the BIN in the card. The number facilitates or validates any transaction, that you will certainly make with this particular card. In November, AdDuplex released its November Surface device share data, where the Surface Pro 4 is currently the most popular product, accounting for 39.7% of Surface devices. The newly released Surface Pro(2017) accounts for 9.2%, roughly the total of the Surface Book(7.5%) and the Surface Laptop (2.0%).