(2) Use chaineye for free cross-chain, one-click swap, no loss, directly exchange eth of any chain to btc of Bitlayer without loss. It is recommended to participate in the event with more than ten u, and you can get pMNB rewards
Cross-chain: http://minibridge.chaineye.tools/invite/JASPER

(3) Jaspervault is participating in the Bitlayer First Mining Festival. You can get 10 BTR treasure chests for each transaction in jaspervault, up to 100 per day, and directly open BTR token rewards. The total number of treasure chests is limited, first come first served

(4) You can also get jaspervault transaction points by trading, and future airdrops

(5) You can also get more Bitlayer airdrops by interacting with the Bitlayer chain