System risk is very common in bitcoin, and the most common is bifurcation. Bifurcation will lead to the drop in the price of coins and the sharp drop in mining revenue. However, judging from the current situation, bifurcation instead allows the miners to earn. The diverging coins also need the calculating power of miners to complete the process of coin and transaction. In order to win more miners, the coins will provide more areas Block incentives and fees to attract miners. Rather, the success of the miners.