如何办理退换货
再各游戏商城购买的周边产品，如需退换货，请查询各商城退换货说明：
洛克王国商城：
http://rocomall.qq.com/helpCenter.do?itemId=19&captionType=whelp
地下城与勇士商城：
http://dnfcity.qq.com/help/helpCenter.html?itemId=10&captionType=whelp
QQ仙侠传商城：
http://xxzcity.qq.com/helpCenter.do?itemId=14&captionType=whelp