虚拟卡在线销售合同甲方:___________________________地址:___________________________电话:___________________________传真:___________________________乙方:___________________________地址:___________________________电话:___________________________传真:___________________________鉴于:1.甲方系以运营销售国内外电脑游戏、相关软件及产品为主的企业,并自主开发并维护了专用于各类充值卡的在线销售系统...