Looking back at the past 2020, if you must find a key word, DeFi may be more worth mentioning than the surge in BTC at the end of the year. According to data from DeFi Pulse, as of January 9, the total DeFi lock-up volume (TVL) has reached $22.1 billion, a record high. Such a large scale, if combined with the ecological value and significance of DeFi to the traditional financial market, it may be