什么是会员卡，如何使用会员卡？请查看：【进销存移动端】http://www.qinsilk.com/mms/m/help/help-detail-1202.html【进销存电脑端】http://www.qinsilk.com/mms/m/help/help-detail-1197.html【生意通移动端】http://www.qinsilk.com/mms/m/help/gis/help-detail-1087.html【生意通电脑端】http://www.qinsilk.com/mms/m/help/gis/help-detail-1084.html