johnson69870ashares5 years ago痞客邦的新文章 (海外期貨教學)輕原油、布倫特原油期貨合約規格?損益計算?保證金? 元大期貨營業員戴世翔 @ 元大期貨 ... Load all responses Load more older responses No responses - be the first :) Load more responses New Response Register your Plurk account to respond to these plurks