According to L2BEAT data, as of January 28, the total lock-up volume on Ethereum Layer 2 was $5.21 billion. Among them, the largest amount of locked positions is Arbitrum, the expansion plan, which is about 2.67 billion US dollars, accounting for 50.12%. Followed by dYdX, the lock-up volume was 943 million US dollars, accounting for 17.32%.