$ERA triggered a bottom-and-rebound move. The day's low was 8.95% below the opening price, and the current price has rebounded 10.31% from the low. Market read: A clear rebound followed the dip, with support emerging below. Basis: Open interest 1H +6.88%. Overall score: 61/100 (brief update). Data is broadcast in real time for market tracking only and does not constitute investment advice.