We can see DEX is the indispensable future of the crypto ecosystem, because the exchange is both a gateway and a path for participants, users cannot forever accept a bottleneck as centralized exchanges as at the moment. However, DEX is currently insecure because it is easy to be manipulated by whales as well as scams, needing to be further developed, finding better security protocols. Uniswap has shown that the transaction volume is quite large, this may be one of the first successful DEXs in the ecosystem for future DEXs to learn.