Foresight News reports that the BTC infrastructure protocol Echo has launched the Neko Odyssey airdrop event (from May 19 to June 20), promoting the application of BTC assets in DeFi. The event is divided into the "Main Core Task" Neko Treasury (deposit BTC assets to earn 4 times Echo points and 6.6% APY APT rewards) and the "Daily Task" Neko Life (social and daily tasks). Echo has minted over 3000 BTC, and today the Solana treasury will add 500 BTC deposits, bringing the TVL to 350 million USD. Additionally, according to official data, its daily active address count has reached the top position in the Aptos ecosystem.