期貨知識 期貨當沖保證金減半規則、資格、優缺點與應對，台指期與海期均適用Will give you quick access to your folks listing, birthdays, the sticker shop and various products and services and contents supplied by LINE.使用手機號碼或電子郵件進行註冊，系統會發送驗證碼到你提供的號碼或郵箱