Pledge to earn interest

Multi-language exchange/coin-to-coin trading/second contract trading/pledge interest generation. There is not much to introduce. It supports pre-generating K lines in the background...

New Erkai Exchange/Backstage Pre-generated K-line/Pledge Interest Generation/IEO Subscription/Currency Contract Transactions The background is newly developed, the UI is newly customized, and the K-line is newly generated in the background. Specifically, the k-line is normal.