Zhongying Capital analyzed that yesterday IF1509 had a small negative line, and there was great upward pressure. In addition, today is the delivery day, the market may fluctuate greatly. It is expected that IF1509 may continue to fluctuate today, with support at 3580 at the bottom and pressure at the top. 3650, 3680, sell high and buy low, it is recommended that you operate with light positions in the short term.