On October 31st, according to L2BEAT data, the current total locked position of Ethereum Layer 2 rebounded to $5.2 billion, up 9.38% in 7 days. Among them, the top five locked positions are Arbitrum One with a 7-day gain of 9.86% ($2.66 billion), Optimism with a 7-day increase of 10.46%  ($1.61 billion), dYdX with a 7-day increase of 2.85% ($376 million), Metis Andromeda with a 7-day increase of 2.60% ($139 million), and Loopring with a 7-day increase of 11.72% ($129 million).