1, Bitcoin is a distributed ledger, decentralized, tamper-proof and traceable.
2. Bitcoin has strong anonymity. At first, bitcoin was used for gang trading and money laundering. At that time, the strong anonymity made this kind of event transaction very safe.
3. Bitcoin was originally promoted by a large number of believers who volunteered to help Bitcoin unconditionally. This may also happen when other virtual currencies have a large number of believers.
As far as the current trend is concerned, bitcell, which owns the invention patent of China blockchain, is technically superior to Bitcoin.