L2BEAT data shows that as of January 19, the total lock-up volume on Ethereum Layer 2 was $6.36 billion. Among them, Arbitrum, the expansion plan with the highest lock-up volume, is about US$3.37 billion, accounting for 53.08%; followed by dYdX, with a lock-up volume of US$938 million, accounting for 14.74%; the third is Metis, with a lock-up volume of US$508 million , accounting for 7.99%.