At this stage due to the instability of the Internet revenue, we can not rely on the traditional way to calculate the budget, or the need to combine with the relevant standards of user resources to calculate. According to Metcalfe's law, when the number of users increases, the effect for the original users is different from the general asset segmentation; the more users, the longer the stay, which makes the e-commerce business's liquidity enhanced, it is the Internet's powerful liquidity, so estimates of this hidden asset can not be ignored.