10 ton. According to the regulations of Dalian Commodity Exchange, the price of ethylene glycol futures is 10 ton, and the quotation unit of ethylene glycol futures is RMB per ton. Margin formula of ethylene glycol futures: margin = transaction amount x margin ratio = number of transactions x transaction price x trading unit x margin ratio. Calculation formula of ethylene glycol transaction fee: futures account fee = exchange fee+futures company commission; According to the charging method of ethylene glycol futures, the charging method is absolute, that is, the opening, closing, short-term opening and closing are all 3 yuan per lot, and the minimum account fee is 3. 1 yuan (that is, based on the exchange fee+1 point).