[Binance to Adjust Step Sizes for Several Spot Trading Pairs] According to an official announcement, Binance will adjust the step size (the smallest unit of change in order quantity) for some spot trading pairs, including ADA/BTC, ARB/BTC, and AVAX/BTC, at 07:00 (UTC) on November 19, 2026. This adjustment will not affect spot trading or other related functions. API users can obtain the latest step size via GET/api/v3/exchangeInfo.