The network of sub-types is starting to sell shovels. Here are some suggestions to protect your assets: 1. Is the computing power stable? The larger the asset package, the more stable the computing power. 2. Is the mining pool open and transparent, and can the settlement be seen directly? 3. How to pump water needs to be clarified. 4. The time of coin division, is it 1 settlement per day or something else? 5. How much is the computing power price you bought? U/T/month