does electrum charge a transaction fee, How much does an electron charge?
Zheng Shangse: The canola option contract has been considered and adopted, effective from the date of listing of the rapeseed meal option contract. Canola option transaction fee is charged at 0.8 yuan / hand, free of the daily closing of the transaction fee. Exercise (performance) fees charge the same standard as option trading fees, exercise (performance) after the new futures position does not charge fees.