For natural households,12 ends at the end of February, and the futures company will inform you to offer the contract for the latest month, and the margin will gradually increase, which is very boring to do. Once the position falls, it's easy to get in and difficult to get out! Therefore, it is recommended that the contract in recent months come out as soon as possible, unless you are a legal person!

For enterprise customers, you can enter the delivery month of 1, and the end date of each product is different, usually around 2 weeks.